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@article{MASLO_1986__36_4_a6, author = {N\'ather, Ondrej}, title = {On generalized semicontinuity-preserving multifunctions}, journal = {Mathematica slovaca}, pages = {407--416}, publisher = {mathdoc}, volume = {36}, number = {4}, year = {1986}, mrnumber = {871781}, zbl = {0613.90083}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1986__36_4_a6/} }
Náther, Ondrej. On generalized semicontinuity-preserving multifunctions. Mathematica slovaca, Tome 36 (1986) no. 4, pp. 407-416. http://geodesic.mathdoc.fr/item/MASLO_1986__36_4_a6/