Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1968_183_1_a2, author = {V. Z. Belen'kii}, title = {Problems of mathematical programming which have a minimal point}, journal = {Doklady Akademii Nauk}, pages = {15--17}, publisher = {mathdoc}, volume = {183}, number = {1}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1968_183_1_a2/} }
V. Z. Belen'kii. Problems of mathematical programming which have a minimal point. Doklady Akademii Nauk, Tome 183 (1968) no. 1, pp. 15-17. http://geodesic.mathdoc.fr/item/DAN_1968_183_1_a2/