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@article{MS2_1992__70_1_167187, author = {Otte Hustad}, title = {Upper {Semi-Continuity} of {Convex} {Functions} and {Openness} of {Affine} {Maps.}}, journal = {Mathematica Scandinavica}, pages = {43--77}, publisher = {mathdoc}, volume = {70}, number = {1}, year = {1992}, zbl = {0780.46010}, url = {http://geodesic.mathdoc.fr/item/MS2_1992__70_1_167187/} }
Otte Hustad. Upper Semi-Continuity of Convex Functions and Openness of Affine Maps.. Mathematica Scandinavica, Tome 70 (1992) no. 1, pp. 43-77. http://geodesic.mathdoc.fr/item/MS2_1992__70_1_167187/