TY - JOUR AU - G. A. Margulis TI - Quotient groups of discrete subgroups and measure theory JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1978 SP - 64 EP - 76 VL - 12 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1978_12_4_a5/ LA - ru ID - FAA_1978_12_4_a5 ER -