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@article{DAN_1987_294_4_a4, author = {D. B. Silin}, title = {On upper semicontinuous multivalued mappings}, journal = {Doklady Akademii Nauk}, pages = {792--795}, publisher = {mathdoc}, volume = {294}, number = {4}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1987_294_4_a4/} }
D. B. Silin. On upper semicontinuous multivalued mappings. Doklady Akademii Nauk, Tome 294 (1987) no. 4, pp. 792-795. http://geodesic.mathdoc.fr/item/DAN_1987_294_4_a4/