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@article{DAN_1973_213_2_a0, author = {V. G. Boltyanskii and I. S. Chebotaru}, title = {Necessary conditions in a minimax problem}, journal = {Doklady Akademii Nauk}, pages = {257--260}, publisher = {mathdoc}, volume = {213}, number = {2}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_213_2_a0/} }
V. G. Boltyanskii; I. S. Chebotaru. Necessary conditions in a minimax problem. Doklady Akademii Nauk, Tome 213 (1973) no. 2, pp. 257-260. http://geodesic.mathdoc.fr/item/DAN_1973_213_2_a0/