TY - JOUR AU - A. I. Kashu TI - Pretorsions in modules and associated closure operators JO - Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica PY - 2017 SP - 24 EP - 41 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BASM_2017_2_a1/ LA - en ID - BASM_2017_2_a1 ER -