Stichting Mathematisch Centrum
Stichting Mathematisch Centrum. Numerieke Wiskunde
Evolutionary Intelligence

Blom, J.& Verwer, J. (1979). An Algol 68 implementation of Urabe's method for nonlinear periodic differential systems. In Stichting Mathematisch Centrum. Numerieke Wiskunde (NN 20/79). Stichting Mathematisch Centrum.