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@article{DAN_1971_200_2_a9, author = {M. A. Krasnosel'skii and A. V. Pokrovskii}, title = {Systems of hysterons}, journal = {Doklady Akademii Nauk}, pages = {286--289}, publisher = {mathdoc}, volume = {200}, number = {2}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1971_200_2_a9/} }
M. A. Krasnosel'skii; A. V. Pokrovskii. Systems of hysterons. Doklady Akademii Nauk, Tome 200 (1971) no. 2, pp. 286-289. http://geodesic.mathdoc.fr/item/DAN_1971_200_2_a9/