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@article{FAA_1969_3_3_a9, author = {L. N. Vaserstein}, title = {On the congruence problem for classical groups}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {88--89}, publisher = {mathdoc}, volume = {3}, number = {3}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1969_3_3_a9/} }
L. N. Vaserstein. On the congruence problem for classical groups. Funkcionalʹnyj analiz i ego priloženiâ, Tome 3 (1969) no. 3, pp. 88-89. http://geodesic.mathdoc.fr/item/FAA_1969_3_3_a9/