1. . Critical State Soil Mechanics via Finite Elements. Ellis Horwood Ltd.: Chichester, West Sussex, 1952.
2. An efficient diagonal preconditioner for finite element solution of Biot's consolidation equations
3. Iterative Methods for Sparse Linear Systems. PWS Publishing Company: Boston, MA, 1996.
4. Solution of Sparse Indefinite Systems of Linear Equations
5. . A new Krylov-subspace method for symmetric indefinite linear system. In Proceedings of the 14th IMACS World Congress on Computational and Applied Mathematics, (ed.). IMACS: New Brunswick, NJ, 1994; 1253-1256.