%0 Journal Article %A A. E. Gel'man %T A certain new method for the approximate integration of systems of differential equations %J Differencialʹnye uravneniâ %D 1975 %P 1133-1135 %V 11 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1975_11_6_a17/ %G ru %F DE_1975_11_6_a17