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@article{DAN_1985_280_1_a5, author = {N. A. Gusevskii}, title = {Schottky groups in space}, journal = {Doklady Akademii Nauk}, pages = {30--33}, publisher = {mathdoc}, volume = {280}, number = {1}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1985_280_1_a5/} }
N. A. Gusevskii. Schottky groups in space. Doklady Akademii Nauk, Tome 280 (1985) no. 1, pp. 30-33. http://geodesic.mathdoc.fr/item/DAN_1985_280_1_a5/