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@article{DAN_1977_237_5_a6, author = {M. I. Yudin}, title = {Information approach to the problem of recognizing gradation}, journal = {Doklady Akademii Nauk}, pages = {1031--1034}, publisher = {mathdoc}, volume = {237}, number = {5}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1977_237_5_a6/} }
M. I. Yudin. Information approach to the problem of recognizing gradation. Doklady Akademii Nauk, Tome 237 (1977) no. 5, pp. 1031-1034. http://geodesic.mathdoc.fr/item/DAN_1977_237_5_a6/