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@article{DE_1974_10_9_a0, author = {V. M. Matrosov}, title = {The comparison method in the dynamics of {systems.~I,} {II}}, journal = {Differencialʹnye uravneni\^a}, pages = {1547--1559}, publisher = {mathdoc}, volume = {10}, number = {9}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1974_10_9_a0/} }
V. M. Matrosov. The comparison method in the dynamics of systems.~I, II. Differencialʹnye uravneniâ, Tome 10 (1974) no. 9, pp. 1547-1559. http://geodesic.mathdoc.fr/item/DE_1974_10_9_a0/