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@article{MAT_1972_16_4_a2, author = {A. Selberg}, title = {Recent developments in the theory of discontinuous groups of motions of symmetric spaces}, journal = {Matematika}, pages = {72--89}, publisher = {mathdoc}, volume = {16}, number = {4}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1972_16_4_a2/} }
A. Selberg. Recent developments in the theory of discontinuous groups of motions of symmetric spaces. Matematika, Tome 16 (1972) no. 4, pp. 72-89. http://geodesic.mathdoc.fr/item/MAT_1972_16_4_a2/