TY - JOUR AU - Lintz, R.G. TI - Extension of the concept of n-function to categories JO - Portugaliae mathematica PY - 1987 SP - 1 EP - 23 VL - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1987__44_1_115565/ LA - en ID - PORMA_1987__44_1_115565 ER -