@article{1102868246, author = {Smithson, R. E.}, title = {Subcontinuity for multifunctions.}, journal = {Pacific J. Math.}, volume = {61}, number = {2}, year = {1975}, pages = { 283-288}, language = {en}, url = {http://dml.mathdoc.fr/item/1102868246} }
Smithson, R. E. Subcontinuity for multifunctions.. Pacific J. Math., Tome 61 (1975) no. 2, pp. 283-288. http://gdmltest.u-ga.fr/item/1102868246/