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@article{DE_1975_11_9_a5, author = {V. B. Kolmanovskii}, title = {Optimal control of certain nonlinear systems with a small parameter}, journal = {Differencialʹnye uravneni\^a}, pages = {1584--1594}, publisher = {mathdoc}, volume = {11}, number = {9}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1975_11_9_a5/} }
V. B. Kolmanovskii. Optimal control of certain nonlinear systems with a small parameter. Differencialʹnye uravneniâ, Tome 11 (1975) no. 9, pp. 1584-1594. http://geodesic.mathdoc.fr/item/DE_1975_11_9_a5/