TY - JOUR AU - A. S. Pekelis TI - Lattice isomorphisms of locally nilpotent torsion-free groups JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1963 VL - 18 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1963_18_3_a10/ LA - ru ID - RM_1963_18_3_a10 ER -