PUBLICATIONS


    BOOKS AND EDITED WORKS


  1. Monograph Functional Analysis and Boundary Value Problems: An Introductory Treatment. (Pitman Surveys and Reference Works in Pure and Applied Mathematics, Vol 30) Longman, London and Wiley, New York (1986) 333 pages.
  2. Text Introductory Functional Analysis with Applications to Boundary-Value Problems and Finite Elements. Springer-Verlag, New York (1998) 471 pages.
  3. Edited collection Recent Developments in Computational and Applied Mechanics: A Volume in Honour of John B Martin. CIMNE, Barcelona (1997) 432 pages.
  4. Conference proceedings Actes de la Conférence Internationale sur les Problèmes Variationnels en Mathématiques Appliquées (co-editors J M-S Lubuma and MK Luhandjula). Presses de l'Université de Kinshasa (1997) 332 pages.
  5. Monograph (with W Han) Plasticity: Mathematical Theory and Numerical Analysis. Springer-Verlag, New York (1999) 371 pages.
  6. Journal Editor of Special Issue on Advances in Computational Plasticity, Computer Methods in Applied Mechanics and Engineering 171 (Nos.3-4) (1999)
  7. Conference proceedings Theoretical, Modelling and Computational Aspects of Inelastic Media. Proceedings of IUTAM Symposium, Cape Town, 2008. Springer, Berlin (2009) http://www.springer.com/978-1-4020-9089-9


    8. ARTICLES


  8. (with JB Martin) A programming approach to the solution of the rate problem in elastic, plastic solids. In Mechanics in Engineering (RN Dubey and NC Lind, eds) University of Waterloo Press, Waterloo, Canada (1977) 251 - 270.
  9. (with J Baggett and JB Martin) Elastic-plastic deformations in plane frames. The Civil Engineer in South Africa 19 (1977) 89 - 93.
  10. (with C R Calladine) Classical buckling of a thin-walled tube subjected to bending moment and internal pressure. International Journal of Mechanical Sciences 20 (1978) 641 - 650.
  11. An experimental study of the plastic buckling of circular cylinders in pure bending. International Journal of Solids and Structures 15 (1979) 669 - 683.
  12. Plastic buckling of cylindrical shells. International Journal of Mechanical Sciences 21 (1979) 671 - 679.
  13. Discussion of paper `Inelastic buckling of circular tubes in bending' by RM Korol (in Journal of the Engineering Mechanics Division of the ASCE 104 (1978) 939 -952). Journal of the Engineering Mechanics Division of the ASCE 105 (1979) 358 - 359.
  14. Buckling of elastic-plastic discretely stiffened cylinders in axial compression. International Journal of Solids and Structures 16 (1980) 313 - 328.
  15. Dual extremum principles in the dynamics of rigid-plastic bodies undergoing finite deformation. Journal of the Mechanics and Physics of Solids 29 (1981) 199 - 210.
  16. A deformation theory analysis of the bifurcation of pressurised thick-walled cylinders. Quarterly Journal of Mechanics and Applied Mathematics 35 (1982) 183 - 196.
  17. Surface instabilities on an equibiaxially stretched elastic half-space. Mathematical Proceedings of the Cambridge Philosophical Society 91 (1982) 491 - 501.
  18. (with GA Duffett) Plastic buckling of initially imperfect stiffened cylinders in axial compression. Journal of Applied Mechanics 50 (1983) 88 - 94.
  19. The occurrence of surface instabilities and shear bands in plane strain deformation of an elastic half-space. Quarterly Journal of Mechanics and Applied Mathematics 36 (1983) 337 - 350.
  20. (with GP Mitchell) The analysis of elastic-plastic plates: a quadratic programming problem and its solution by finite elements. Computer Methods in Applied Mechanics and Engineering 41 (1983) 237 - 248.
  21. (with GA Duffett) The analysis of incompressible hyperelastic bodies by the finite element method. Computer Methods in Applied Mechanics and Engineering 41 1983) 105 - 120.
  22. The propagation and growth of acceleration waves in constrained thermoelastic materials. Journal of Elasticity 14 (1984) 387 - 402.
  23. Acceleration waves in isotropic constrained thermoelastic materials. In Wave Phenomena: Modern Theory and Applications (TB Moodie and CA Rogers, eds) North-Holland, Amsterdam (1984) 71 - 82.
  24. (with TB Griffin and MJ Marais) A penalty approach to the rate problem in small-strain plasticity. IMA Journal of Applied Mathematics 34 (1985) 303 - 321.
  25. (with TB Griffin) Penalty-finite element approximations of the rate problem in plasticity. In Variational Methods in Engineering (CA Brebbia, ed) Springer, Berlin (1985) 8.37 - 8.46.
  26. (with GA Duffett) The solution of multi-parameter systems of equations, with application to problems in nonlinear elasticity. Computer Methods in Applied Mechanics and Engineering 59 (1986) 179 - 213.
  27. (with GP Bleach) The influence of constraints on the properties of acceleration waves in isotropic thermoelastic media. Archive for Rational Mechanics and Analysis 98 (1987) 31 - 64.
  28. (with WW Bird, TB Griffin and JB Martin) Applications of mathematical programming concepts to incremental elastic-plastic analysis. Engineering Structures 9 (1987) 171 - 176.
  29. (with TB Griffin and JB Martin) Extremal paths and holonomic constitutive laws in elastoplasticity. Quarterly of Applied Mathematics 45 (1987) 487 - 502.
  30. (with TB Griffin) Variational principles and finite element approximations of a holonomic elastic-plastic problem. Numerische Mathematik 52 (1988) 101 - 117.
  31. Variational and numerical aspects of eigenvalue problems in the stability of fluids. In Mathematics of Finite Elements and Applications 6 (JR Whiteman, ed) Academic Press, London (1988) 397 - 404.
  32. (with TB Griffin and JB Martin) A numerical study of holonomic approximations to problems in plasticity. International Journal for Numerical Methods in Engineering 26 (1988) 1449 -1466.
  33. (with HF Voyé) Finite element analysis of the stability of fluid motions. Journal of Computational Physics 79 (1988) 92 - 118.
  34. Convergence of mixed finite element approximations for the shallow arch problem. Numerische Mathematik 53 (1988) 687 - 700.
  35. (with T Geveci and HT Pearce) The approximation of the spectrum of the Stokes operator. RAIRO - Modélisation Mathématique et Analyse Numérique 23 (1989) 129 - 136.
  36. (with RA Eve) Variational principles and finite element approximations to problems in finite strain plasticity. Computational Plasticity: Models, Software and Applications 21 (DRJ Owen, E Oñate and E Hinton (eds)) (Pineridge, Swansea) (1989) 71 - 84.
  37. (with F Tomarelli) The obstacle problem for an elasto-plastic body. Applied Mathematics and Optimization 21 (1990) 89 - 110.
  38. (with RA Eve and RT Rockafellar) An internal variable theory of elastoplasticity based on the maximum plastic work inequality. Quarterly of Applied Mathematics 48 (1990) 59 - 84.
  39. (with JB Martin) Variational principles and solution algorithms for internal variable formulations of problems in plasticity. In Omaggio a Giulio Ceradini (U Andreaus et al (eds)) Università di Roma `La Sapienzà' (Roma) (1988) 465 - 477.
  40. (with RA Eve and T Gültop) An internal variable finite strain theory of plasticity. Quarterly of Applied Mathematics 48 (1990) 625 - 644.
  41. The impact of continuum mechanics on analysis. Notices of the SA Mathematical Society 21 (1989) 166 - 182.
  42. Book review: Maximum and Minimum Principles (by MJ Sewell) (CUP, 1988). SIAM Review 32 (1990) 182 - 184.
  43. Method and Myth in Applied Mathematics. Inaugural lecture, University of Cape Town, 1989. 12pp.
  44. (with JB Martin) Finite element approximations and return mapping algorithms for internal variable formulations of problems in plasticity. Computer Methods in Applied Mechanics and Engineering 93 (1991) 253-273.
  45. Mixed finite element methods for one-dimensional problems: a survey. Quaestiones Mathematicae 15 (1992) 233-259.
  46. (with MB Volpi) Mixed finite element approximations for the circular arch problem. Computer Methods in Applied Mechanics and Engineering 97 (1992) 125 - 145.
  47. Mixed variational inequalities arising in elastoplasticity. Nonlinear Analysis: Theory, Methods and Applications 19 (1992) 1071 - 1089.
  48. Existence of solutions to quasistatic problems in plasticity. In Progress in Partial Differential Equations: Calculus of Variations, Applications. (C Bandle et al. (eds) Pitman Research Notes in Mathematics 267 , Longman, UK (1992) 299 - 311.
  49. (with RA Eve) Algorithms for the solution of problems of finite-strain elastoplasticity. In Computational Plasticity: Fundamentals and Applications (Proceedings of the 3rd International Conference on Computational Plasticity (DRJ Owen, E Oñate and E Hinton (eds)) (1992) 103 - 115.
  50. (with K Arunakirinathar) Mixed finite element approximations for the analysis of arbitrarily curved bars. Numerische Mathematik 94 (1993) 13 - 43.
  51. Aspects of the modern theory of elastoplasticity. In Free Boundary Problems Involving Solids. (JM Chadam and H Rasmussen (eds)). Pitman Research Notes in Mathematics 281 Longman, UK (1993) 48 - 56.
  52. (with C le Roux) The steady Navier-Stokes equations with mixed boundary conditions: applications to free boundary flows. Nonlinear Analysis: Theory, Methods and Applications 20 (1993) 1043 - 1068.
  53. (with GN Nurick and M Nates) The behaviour of a single particle on the inside of a rotating cylinder. Part I: Theoretical Analysis. nternational Journal of Minerals Processing 38 (1993) 67 - 79.
  54. (with GN Nurick and M Nates) The behaviour of a single particle on the inside of a rotating cylinder. Part II: Experimental Investigation. International Journal of Minerals Processing 38 (1993) 81 - 91.
  55. (with JB Martin) Piecewise smooth dissipation and yield functions in plasticity. Meccanica 28 (1993) 169 - 175.
  56. (with RA Eve) The variational formulation and solution of problems of finite-strain elastoplasticity based on the use of a dissipation function. International Journal for Numerical Methods in Engineering 37 (1994) 1673 - 1695.
  57. (with U Hueck and P Wriggers) On the stabilization of the rectangular four-node quadrilateral element. Communications in Numerical Methods in Engineering 10 (1994) 555 - 563. [pdf]
  58. (with JB Martin) Internal variable formulations of problems in elastoplasticity: constitutive and algorithmic aspects. Applied Mechanics Reviews 47 (1994) 429 - 456.
  59. (with K Arunakirinathar) Enhanced strain finite element methods. In Computational Plasticity: Fundamentals and Applications (DRJ Owen, E Oñate and E Hinton (eds)) (Proceedings of the 4th International Conference on Computational Plasticity, Barcelona, April 1995) Pineridge Press, Swansea (1995) 321 - 332.
  60. (with K Arunakirinathar) Some geometrical results and estimates for quadrilateral finite elements. Computer Methods in Applied Mechanics and Engineering 122 (1995) 307 - 314.
  61. (with JC Simo) Stability and convergence of a class of enhanced strain methods. SIAM Journal on Numerical Analysis 32 (1995) 1705 - 1728.
  62. (with W Han) On the finite element method for mixed variational inequalities arising in elastoplasticity. SIAM Journal on Numerical Analysis 32 (1995) 1778 - 1807.
  63. (with K Arunakirinathar) Further results for enhanced strain methods with isoparametric elements. Computer Methods in Applied Mechanics and Engineering 127 (1995) 127 - 143.
  64. (with T Gültop) Acceleration waves in elastic-plastic solids with singular yield surfaces. European Journal of Mechanics/A: Solids 14 (1995) 529 - 551.
  65. Minimonograph (with W Han) Computational plasticity: the variational basis, and numerical analysis. Computational Mechanics Advances 2 (4) (1995) 283 - 400. [pdf]
  66. (with W Han and GC Schroeder) Qualitative and numerical analysis of quasistatic problems in elastoplasticity. SIAM Journal on Numerical Analysis 34 (1997) 143 - 177.
  67. (with W Han and S Jensen) Numerical approximations of problems in plasticity: error analysis and solution algorithms. Numerical Linear Algebra with Applications 4 (1997) 191 - 204.
  68. (with MA Stülpner, GR Starke and A Spirakis) Finite element analysis of three-dimensional adaptive bone remodelling. Journal of Biomechanics 30 (1997) 1063 - 1066.
  69. (with M Küssner) The four-noded quadrilateral with a 2 x 1 integration rule: application to plates and other problems. Computer Methods in Applied Mechanics and Engineering 149 (1997) 101 - 112.
  70. John B Martin: a biographical essay. In Recent Developments in Computational and Applied Mechanics: A Volume in Honour of John B Martin. CIMNE, Barcelona (1997) 1 - 10.
  71. (with GP Mitchell) Finite element approximations of the flow of fibre suspensions. In Recent Developments in Computational and Applied Mechanics: A Volume in Honour of John B Martin. CIMNE, Barcelona (1997) 342 - 356.
  72. (with M Küssner) Some low-order quadrilateral elements based on novel integration rules. Engineering Computations 15 (1998) 700 - 721.
  73. Acceleration waves. In Encyclopaedia of Mathematics (M Hazewinkel, Ed.) Kluwer Academic Publishers, Dordrecht, Netherlands.
  74. Book review: Limit Analysis of Solids and Structures (JA Kamenjarzh) (CRC Press, 1996). SIAM Review 40 (1998) 173 - 175.
  75. (with GP Galdi) Well-posedness of the problem of fiber suspension flows. Journal of Non-Newtonian Fluid Mechanics 83 (1999) 205 - 230. [pdf]
  76. (with W Han) Convergence analysis of discrete approximations of problems in hardening plasticity. Computer Methods in Applied Mechanics and Engineering 171 (1999) 327 - 340. [pdf]
  77. (with SJ Childs) Finite element simulation of the motion of a rigid body in a fluid with a free surface. Computer Methods in Applied Mechanics and Engineering 175 (1999) 99 - 120. [pdf]
  78. (with S Reese and M Küssner) A new stabilization technique for finite elements in non-linear elasticity. International Journal for Numerical Methods in Engineering 44 (1999) 1617 - 1652. [pdf]
  79. (with S Reese, M Küssner and P Wriggers) Eine neue Stabilisieringstechnik für finite Elemente in der finiten Elastizität. Zeitschrift für angewandte Mathematik und Mechanik. 79 (1999) S573 - 574.
  80. (with S Reese and P Wriggers) A new locking-free brick element formulation for continuous large deformation problems. Computers and Structures 75 (2000) 291 - 304. [pdf]
  81. (with JMW Munganga and JK Diatezua) Aspects of the thermodynamic stability of fibre suspension flows. Journal of Non-Newtonian Fluid Mechanics 92 (2000) 135 - 150. [pdf]
  82. (with W Han) Convergence of approximations to the primal problem in plasticity under minimal conditions of regularity. Numerische Mathematik 87 (2000) 283 - 315. [pdf]
  83. (with G P Mitchell) Finite element analysis of fibre suspension flows. Computer Methods in Applied Mechanics and Engineering 190 (2001) 2349 - 2368. [pdf]
  84. (with M Küssner) The equivalent parallelogram and parallelipiped, and their application to stabilised finite elements in two and three dimensions. omputer Methods in Applied Mechanics and Engineering 190 (2001) 1967 - 1983. [pdf]
  85. (with M J Kahn) Science and Technology in South Africa: regional innovation hub or passive consumer? In Daedalus, Special Issue "Why South Africa Matters", American Academy of Arts and Sciences, Cambridge, MA, 130, No.1 (2001) 205-234.
  86. (with O Ehl) Enhanced strain finite elements for Mindlin-Reissner plates. In Structural Engineering, Mechanics and Computation. (ed. A Zingoni) Elsevier, Amsterdam, 27 - 38.
  87. (with J M W Munganga) Local and global existence of solutions to the equations for fibre suspension flows. Mathematical Models and Methods in Applied Sciences 12 (1989) 166 - 182. [pdf]
  88. (with K Arunakirinathar) A stable affine-approximate finite element method. SIAM Journal on Numerical Analysis 40 (2002) 180 - 197. [pdf]
  89. Affine-approximate finite element methods and stabilization techniques in elasticity. Computational Mechanics of Solid Materials at Large Strains (ed. C Miehe et al.), Kluwer, Dordrecht, Netherlands (2003) 395-404. [pdf]
  90. (with J K Djoko) New mixed formulations for problems in elasticity. Engineering Computations 20 (2003) 659 - 674. [pdf]
  91. (with D Braess and C Carstensen) Uniform convergence and a posteriori estimators for the enhanced strain finite element method. Numerische Mathematik 96 (2004), 461 - 479. [pdf]
  92. (with F Ebobisse Bille) Some mathematical problems in perfect plasticity. Computer Methods in Applied Mechanics and Engineering 193 (2004) 5071 - 5094. [pdf]
  93. (with V Bostan and W Han) A posteriori estimation and adaptive solution of elliptic variational inequalities of the second kind. Applied Numerical Mathematics 52 (2005) 13 - 38. [pdf]
  94. (with D Kleine) Finite element analysis of flows in secondary settling tanks. International Journal for Numerical Methods in Engineering 64 (2005) 849 - 876. [pdf]
  95. (with B P Lamichhane and B I Wohlmuth) Convergence in the incompressible limit of finite element approximations based on the Hu-Washizu formulation Numerische Mathematik 104 (2006) 151 - 175. [pdf]
  96. (with J K Djoko, B P Lamichhane and B I Wohlmuth) Conditions for equivalence between the Hu-Washizu and related formulations, and computational behaviour in the incompressible limit Computer Methods in Applied Mechanics and Engineering 195 (2006) 4161 - 4178. [pdf]
  97. (with J K Djoko) An extended Hu-Washizu formulation for elasticity. Computer Methods in Applied Mechanics and Engineering 195 (2006) 6330 - 6346. [pdf]
  98. (with D Kleine) Finite element analysis of unsteady flows in secondary settling tanks. Proceedings of the Fifth International Conference on Computational Fluid Dynamics in the Process Industries. CD-ROM, ISBN 0 643 09423 7 (2006).
  99. (with J K Djoko, F Ebobisse and A McBride) A Discontinuous Galerkin formulation for classical and gradient plasticity. Part 1: Formulation and analysis. Computer Methods in Applied Mechanics and Engineering 196 (2007) 3881 - 3897. [pdf]
  100. (with J K Djoko, F Ebobisse and A McBride) A Discontinuous Galerkin formulation for classical and gradient plasticity. Part 2: Algorithms and numerical results. Computer Methods in Applied Mechanics and Engineering 21 (2007) 1 - 21. [pdf]
  101. (with VC Moran, TD Noakes, and CL Vaughan) A commentary on the intellectual health of the nation. South African Journal of Science 103 (2007) 22-26. [pdf]
  102. (with F Ebobisse and A McBride) Well-posedness of a model of strain-gradient plasticity for plastically irrotational materials. International Journal of Plasticity 24 (2008) 55-73. [pdf]
  103. (with H van der Merwe, P Zilla, D Bezuidenhout, and T Franz) A computational study of knitted Nitinol meshes for their prospective use as external vein reinforcement. Journal of Biomechanics 41 (2008) 1302-1309. [pdf]
  104. (with F Ebobisse and AT McBride) On the mathematical formulations of a model of strain gradient plasticity. In Theoretical, Modelling and Computational Aspects of Inelastic Media (Proceedings of IUTAM Symposium, ed. BD Reddy), Springer, Berlin (2008) 117-128. [pdf]
  105. (with AT McBride) Some aspects of a Discontinuous Galerkin formulation for gradient plasticity at finite strains. In Theoretical, Modelling and Computational Aspects of Inelastic Media (Proceedings of IUTAM Symposium, ed. BD Reddy), Springer, Berlin (2008). 237-247. [pdf]
  106. (with SKF Hattingh) A finite element approach for modelling single phase compressible flow in dual porosity systems. Journal of Petroleum Science and Engineering 69 (2009) 1-24.
  107. (with D Bezuidenhout, HCBowles, T Franz, P Zilla, and MS Yeoman) The use of finite element methods and genetic Algorithms in search of an optimal fabric reinforced porous graft system. Annals of Biomedical Engineering 37 (2009) 2266-2287. [pdf]
  108. (with T Koch, P Zilla and T Franz) Comparison of linear and non-linear constitutive models for aortic valve leaflets in a finite element analysis of the aortic valve. Computer Methods in Biomechanics and Biomedical Engineering. In press (2009) [pdf]
  109. (with AT McBride) A discontinuous Galerkin formulation for gradient plasticity at finite strains. Computer Methods in Applied Mechanics and Engineering. 198 (2009) 1805-1820. [pdf]
  110. (with F Ebobisse Bille) Mathematical Aspects of Elastoplasticity. In Multiple Scales Problems in Biomathematics, Mechanics, Physics and Numerics (Proceedings of CIMPA School, Cape Town, August 2007 (ed. A Abdulle, J Banasiak, A Damlamian, M Sango), Gakkotosho, Tokyo, pages 185-220, 2009.
  111. (with ME Gurtin) Alternative formulations of isotropic hardening for Mises materials, and associated variational inequalities. Continuum Mechanics and Thermodynamics 21 (2009) 237-250. [pdf]
  112. (with NK Schiller, NS Weerasekara, T Franz and P Zilla) Numerical Comparison of the Anasomotic Mechanics of Vascular Grafts Incorporating Blood Flow and Fluid-Structure Interaction. Computer Methods in Biomechanics and Biomedical Engineering In press (2010). [pdf]
  113. (with T Franz and P Zilla) A Mathematical Method for Constraint-based Cluster Analysis towards Optimized Constrictive Diameter Smoothing of Saphenous Vein Grafts. In review. [pdf]
  114. (with T Franz, P Human, L Moodley and P Zilla) Theoretically Optimised Sizing of Constrictive External Meshes for the Elimination of Diameter Irregularities in Vein Grafts. In review. [pdf]
  115. (with MS Yeoman, HC Bowles, D Bezuidenhout, P Zilla and T Franz) A constitutive model for the warp-weft coupled non-linear behavior of knitted textiles with potential use in tissue regenerative implants. In review. [pdf]


    TECHNICAL REPORTS AND OTHER PUBLICATIONS


  1. (with GP Mitchell) The analysis of elastic-plastic trusses undergoing large deformations. AMRU TR14 (1981). 14 pp.
  2. (with GA Duffett) The numerical solution of systems of nonlinear equations with many parameters. AMRU TR39 (1983). 29 pp.
  3. (with GA Duffett, TB Griffin, JB Martin, CD Mercer and L Resende) NOSTRUM - A finite element program for nonlinear structural mechanics. AMRU TR18B (1983). 14 pp.
  4. (with AC Bolt) The use of nonlocal nonlinear friction laws in the finite element analysis of contact problems in elasticity. AMRU Tech Rep 42 (1983). 26pp.
  5. (with MJ Marais) A penalty approach to the rate problem in plasticity. AMRU TR49 (1984). 24pp.
  6. (with CD Mercer and SD Pressinger) Finite element analysis of linear piezoelectric media: Part I - Statical analysis. AMRU TR51 (1984). 21pp.
  7. (with TB Griffin and JB Martin) Finite element approximations for elastic-plastic continua using internal variable formulations. AMRU TR53 (1984). 32pp.
  8. (with GA Duffett) Systems of nonlinear equations with many parameters. AMRU TR56 (1984). 32pp.
  9. (with CD Mercer and RA Eve) The dynamic behaviour of piezoelectric media. AMRU TR73 (1985). 19pp.
  10. (with GA Duffett) Numerical solution of bifurcation problems in nonlinear elasticity. AMRU TR74 (1985). 15pp.
  11. Bifurcation and stability in structural mechanics. AMRU TR75 (1986). 9pp.
  12. (with RA Eve) Conforming finite element methods for eigenvalue problems of thin elastic shells. AMRU TR88 (1987). 29pp.
  13. (with RA Eve) Variational principles and finite element approximation of problems in finite strain plasticity. CERECAM TR133 (1989). 29pp.
  14. (with K Arunakirinathar) A closed-form solution to the problem of an elastic bar of arbitrary but constant curvature and torsion. CERECAM TR184 (1992). 17 pp.
  15. (with B-H Sun) Shell models based on additive decomposition of deformation gradient. CERECAM TR247 (1994). 15 pp.
  16. (with SJ Childs) Finite element simulation of a rigid body in a fluid with free surface. CERECAM TR248 (1994). 14 pp.
  17. (with AE Ozinsky and GA Ekama) Mathematical simulation of dynamic behaviour of secondary settling tanks. Research Report W85, Dept of Civil Engineering, UCT (1994).
  18. (with MA Stülpner, GR Starke and A Spirakis) Constitutive models for scalar adaptive bone remodelling laws. CEREACAM TR 264 (1996). 27 pp.
  19. (with SKF Hattingh) A preliminary comparison between a finite element and a finite difference algorithm for modelling petroleum reservoirs. CERECAM TR284 (1997). 12 pp.
  20. (with D Kleine) Development of a finite element 2D hydrodynamic model for secondary settling tanks. Research Report K5/835 (Water Research Commission) (2001). 45pp.
  21. (with R Adam, C de la Rey and KJ Naidoo) High performance computing in South Africa: Computing in support of African development. CT Watch Quarterly February 2006. Available online at http://www.ctwatch.org/quarterly/archives/february-2006