TY - JOUR AU - V. V. Nikulin TI - Finiteness of the number of arithmetic groups generated by reflections in Lobachevsky spaces JO - Izvestiya. Mathematics PY - 2007 SP - 53 EP - 56 VL - 71 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2007_71_1_a3/ LA - en ID - IM2_2007_71_1_a3 ER -