TY - JOUR AU - Ion Jardan TI - On partial inverse operations in the class of preradicals of modules JO - Analele Universităţii "Ovidius" Constanţa Seria Matematică PY - 2019 VL - XXVII IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ASUO_2019_XXVII_2_a5/ ID - ASUO_2019_XXVII_2_a5 ER -