TY - JOUR AU - Dominique Bourn AU - Giuseppe Metere TI - A note on the categorical notions of normal subobject and of equivalence class JO - Theory and applications of categories PY - 2021 SP - 65 EP - 101 VL - 36 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAC_2021_36_a2/ LA - en ID - TAC_2021_36_a2 ER -