%0 Journal Article %A V. S. Bezdomnikov %A Yu. V. Komlenko %T On the question of estimation of the interval of applicability of {\v C}aplygin's theorem %J Differencialʹnye uravneniâ %D 1966 %P 1170-1175 %V 2 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1966_2_9_a3/ %G ru %F DE_1966_2_9_a3