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@article{DAN_1988_302_3_a5, author = {G. V. Smirnov}, title = {Extremal problems for differential inclusions with phase}, journal = {Doklady Akademii Nauk}, pages = {541--544}, publisher = {mathdoc}, volume = {302}, number = {3}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1988_302_3_a5/} }
G. V. Smirnov. Extremal problems for differential inclusions with phase. Doklady Akademii Nauk, Tome 302 (1988) no. 3, pp. 541-544. http://geodesic.mathdoc.fr/item/DAN_1988_302_3_a5/