TY - JOUR AU - S. Yu. Maksimov TI - Direct decompositions of abelian groups that do not have isomorphic near-refinements JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1988 SP - 86 EP - 89 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1988_1_a24/ LA - ru ID - VMUMM_1988_1_a24 ER -