1. J. Balázs, Private communication (Eötvös Loránd University of Science, Numerical Math. Dept., Budapest).
2. Gh. Micula, Approximate solution of the differential equationy″=f(x, y) with spline functions,Math. of Computation,27, (124) (1973), 807–816.
3. Gh. Micula, The numerical solution of non linear differential equations by spline functions,Z.A.M.M.,55 (1975), 254–255.
4. K. D. Sharma andR. G. Gupta, A one-step method for the numerical solution of ordinary non linear second order differential equation,The Journal of the Austr. Math. Soc., V/XV, part 2 (1973), 193–201.
5. T. Fawzy, Spline functions and the Cauchy problems I,Annales Univ. Sci. Budapest, Sectio Math. (to appear).