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@article{IVM_1983_6_a14, author = {Yu. N. Solonskii}, title = {Investigation of extremal problems in the {Becker} class}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {68--70}, publisher = {mathdoc}, number = {6}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1983_6_a14/} }
Yu. N. Solonskii. Investigation of extremal problems in the Becker class. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1983), pp. 68-70. http://geodesic.mathdoc.fr/item/IVM_1983_6_a14/