Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1990_48_6_a20, author = {V. V. Mishkin}, title = {Points of continuity of upper semicontinuous multivalued mappings}, journal = {Matemati\v{c}eskie zametki}, pages = {147--148}, publisher = {mathdoc}, volume = {48}, number = {6}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1990_48_6_a20/} }
V. V. Mishkin. Points of continuity of upper semicontinuous multivalued mappings. Matematičeskie zametki, Tome 48 (1990) no. 6, pp. 147-148. http://geodesic.mathdoc.fr/item/MZM_1990_48_6_a20/