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@article{DE_1977_13_3_a24, author = {L. I. Minchenko}, title = {A support principle for difference inclusions}, journal = {Differencialʹnye uravneni\^a}, pages = {567--569}, publisher = {mathdoc}, volume = {13}, number = {3}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1977_13_3_a24/} }
L. I. Minchenko. A support principle for difference inclusions. Differencialʹnye uravneniâ, Tome 13 (1977) no. 3, pp. 567-569. http://geodesic.mathdoc.fr/item/DE_1977_13_3_a24/