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@article{FAA_1980_14_4_a2, author = {A. A. Belavin}, title = {Discrete groups and the integrability of quantum systems}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {18--26}, publisher = {mathdoc}, volume = {14}, number = {4}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1980_14_4_a2/} }
A. A. Belavin. Discrete groups and the integrability of quantum systems. Funkcionalʹnyj analiz i ego priloženiâ, Tome 14 (1980) no. 4, pp. 18-26. http://geodesic.mathdoc.fr/item/FAA_1980_14_4_a2/