%0 Journal Article %A V. S. Samovol %T The reduction of dynamical systems to triangular form %J Differencialʹnye uravneniâ %D 1969 %P 1076-1082 %V 5 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1969_5_6_a9/ %G ru %F DE_1969_5_6_a9