TY - JOUR AU - A. Yu. Lemin AU - Yu. M. Smirnov TI - Isometry groups of metric and ultrametric spaces and their subgroups JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1986 SP - 213 EP - 214 VL - 41 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1986_41_6_a14/ LA - en ID - RM_1986_41_6_a14 ER -