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@article{IVM_2002_2_a2, author = {U. Badam}, title = {Necessary optimality conditions in survival problems}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {18--22}, publisher = {mathdoc}, number = {2}, year = {2002}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2002_2_a2/} }
U. Badam. Necessary optimality conditions in survival problems. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (2002), pp. 18-22. http://geodesic.mathdoc.fr/item/IVM_2002_2_a2/