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@article{DAN_1990_310_4_a7, author = {O. I. Tavgen'}, title = {Finite width of arithmetic subgroups of {Chevalley} groups of rank $\ge2$}, journal = {Doklady Akademii Nauk}, pages = {802--806}, publisher = {mathdoc}, volume = {310}, number = {4}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1990_310_4_a7/} }
O. I. Tavgen'. Finite width of arithmetic subgroups of Chevalley groups of rank $\ge2$. Doklady Akademii Nauk, Tome 310 (1990) no. 4, pp. 802-806. http://geodesic.mathdoc.fr/item/DAN_1990_310_4_a7/