TY - JOUR AU - Ernie Manes TI - Extensive categories and the size of an orbit JO - Theory and applications of categories PY - 2015 SP - 599 EP - 619 VL - 30 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAC_2015_30_a16/ LA - en ID - TAC_2015_30_a16 ER -