TY - JOUR AU - A. A. Bondarenko TI - The problem of maximality of arithmetic subgroups in orthogonal groups of the type $B_n$ JO - Matematičeskie zametki PY - 1974 SP - 151 EP - 161 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1974_16_1_a17/ LA - ru ID - MZM_1974_16_1_a17 ER -