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@article{DE_1990_26_10_a3, author = {Kh. G. Guseinov}, title = {Strongly invariant sets and periodic solutions of a differential inclusion}, journal = {Differencialʹnye uravneni\^a}, pages = {1690--1699}, publisher = {mathdoc}, volume = {26}, number = {10}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1990_26_10_a3/} }
Kh. G. Guseinov. Strongly invariant sets and periodic solutions of a differential inclusion. Differencialʹnye uravneniâ, Tome 26 (1990) no. 10, pp. 1690-1699. http://geodesic.mathdoc.fr/item/DE_1990_26_10_a3/