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@article{DE_1984_20_12_a0, author = {E. E. Barbashina}, title = {A bundle with variable control {variations.~II}}, journal = {Differencialʹnye uravneni\^a}, pages = {2027--2036}, publisher = {mathdoc}, volume = {20}, number = {12}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_12_a0/} }
E. E. Barbashina. A bundle with variable control variations.~II. Differencialʹnye uravneniâ, Tome 20 (1984) no. 12, pp. 2027-2036. http://geodesic.mathdoc.fr/item/DE_1984_20_12_a0/