TY - JOUR AU - Ayda Ignez Arruda TI - Remarks In Da Costa's Paraconsistent Set Theories. JO - Revista colombiana de matematicas PY - 1985 SP - 9 EP - 24 VL - 19 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RCM_1985__19_181742/ ID - RCM_1985__19_181742 ER -