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@article{MAN_1972__197_162280, author = {A.K. Roy}, title = {Facial {Structure} of the {Sum} of {Two} {Compact} {Convex} {Sets.}}, journal = {Mathematische Annalen}, pages = {189--196}, publisher = {mathdoc}, volume = {197}, year = {1972}, zbl = {0226.46056}, url = {http://geodesic.mathdoc.fr/item/MAN_1972__197_162280/} }
A.K. Roy. Facial Structure of the Sum of Two Compact Convex Sets.. Mathematische Annalen, Tome 197 (1972), pp. 189-196. http://geodesic.mathdoc.fr/item/MAN_1972__197_162280/