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@article{DAN_1966_170_6_a10, author = {A. N. Sharkovskii}, title = {Partially ordered system of attracting sets}, journal = {Doklady Akademii Nauk}, pages = {1276--1278}, publisher = {mathdoc}, volume = {170}, number = {6}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1966_170_6_a10/} }
A. N. Sharkovskii. Partially ordered system of attracting sets. Doklady Akademii Nauk, Tome 170 (1966) no. 6, pp. 1276-1278. http://geodesic.mathdoc.fr/item/DAN_1966_170_6_a10/