TY - JOUR AU - A. Selberg TI - On discontinuous groups in higher-dimensional symmetric spaces JO - Matematika PY - 1962 SP - 3 EP - 16 VL - 6 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAT_1962_6_3_a0/ LA - ru ID - MAT_1962_6_3_a0 ER -