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@article{JCA_1994_1_2_a4, author = {R. Lucchetti and A. Pasquale}, title = {A {New} {Approach} to a {Hyperspace} {Theory}}, journal = {Journal of convex analysis}, pages = {173--194}, publisher = {mathdoc}, volume = {1}, number = {2}, year = {1994}, url = {http://geodesic.mathdoc.fr/item/JCA_1994_1_2_a4/} }
R. Lucchetti; A. Pasquale. A New Approach to a Hyperspace Theory. Journal of convex analysis, Tome 1 (1994) no. 2, pp. 173-194. http://geodesic.mathdoc.fr/item/JCA_1994_1_2_a4/