1. Numerical integration of systems of stiff nonlinear differential equations;Sandberg;B.S.T.J.,1968
2. Efficient Numerical Integration of Stiff Systems of Ordinary Differential Equations;Liniger;IBM Research Report RC1970,1967
3. Numerical solution of linear systems with widely separated time constants;Calahan,1967
4. On higher order stable implicit methods for solving parabolic partial differential equations;Varga;J. Math. Phys.,1961
5. Matrix Iterative Analysis;Varga,1962