TY - JOUR AU - I. V. Protasov TI - Discrete subsets of topological groups JO - Matematičeskie zametki PY - 1994 SP - 150 EP - 151 VL - 55 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1994_55_1_a16/ LA - ru ID - MZM_1994_55_1_a16 ER -