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@article{DE_1983_19_3_a16, author = {V. G. Boltyanskii}, title = {The problem of optimization with change of phase space}, journal = {Differencialʹnye uravneni\^a}, pages = {518--521}, publisher = {mathdoc}, volume = {19}, number = {3}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1983_19_3_a16/} }
V. G. Boltyanskii. The problem of optimization with change of phase space. Differencialʹnye uravneniâ, Tome 19 (1983) no. 3, pp. 518-521. http://geodesic.mathdoc.fr/item/DE_1983_19_3_a16/