1. Introduction to Interval Computations;Alefeld,1983
2. “Accurate Elliptic Differential Equation Solver;Ames,1986
3. “Survey of Interval Algorithms for Ordinary Differential Equations,”;Corliss;Appl. Math. and Comp.,1989
4. The Solution of Initial Value Problems Using Interval Arithmetic;Eijgenraam,1981
5. “Logarithmic Reduction of the Wrapping Effect with Application to Ordinary Differential Equations,”;Gambill;SIAM J. Numer. Anal.,1988