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@article{FAA_2001_35_2_a10, author = {V. V. Ryzhikov}, title = {On the {Ranks} of an {Ergodic} {Automorphism} $T\times T$}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {84--87}, publisher = {mathdoc}, volume = {35}, number = {2}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_2001_35_2_a10/} }
V. V. Ryzhikov. On the Ranks of an Ergodic Automorphism $T\times T$. Funkcionalʹnyj analiz i ego priloženiâ, Tome 35 (2001) no. 2, pp. 84-87. http://geodesic.mathdoc.fr/item/FAA_2001_35_2_a10/