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@article{DAN_1967_175_2_a2, author = {A. D. Gorbunov}, title = {Correctness and pseudo-correctness of problems}, journal = {Doklady Akademii Nauk}, pages = {269--271}, publisher = {mathdoc}, volume = {175}, number = {2}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1967_175_2_a2/} }
A. D. Gorbunov. Correctness and pseudo-correctness of problems. Doklady Akademii Nauk, Tome 175 (1967) no. 2, pp. 269-271. http://geodesic.mathdoc.fr/item/DAN_1967_175_2_a2/