@article{DE_1966_2_9_a3,
     author = {V. S. Bezdomnikov and Yu. V. Komlenko},
     title = {On the question of estimation of the interval of applicability of {\v{C}aplygin's} theorem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1170--1175},
     year = {1966},
     volume = {2},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1966_2_9_a3/}
}