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@article{DE_1968_4_8_a10, author = {P. S. Kultyshev}, title = {The global stability of certain second order system}, journal = {Differencialʹnye uravneni\^a}, pages = {1452--1464}, publisher = {mathdoc}, volume = {4}, number = {8}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1968_4_8_a10/} }
P. S. Kultyshev. The global stability of certain second order system. Differencialʹnye uravneniâ, Tome 4 (1968) no. 8, pp. 1452-1464. http://geodesic.mathdoc.fr/item/DE_1968_4_8_a10/