TY - JOUR AU - Sousa Pinto, J. TI - Ultradistributions and continuous linear operators from Z into Z' JO - Portugaliae mathematica PY - 1991 SP - 25 EP - 32 VL - 48 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1991__48_1_115738/ LA - en ID - PORMA_1991__48_1_115738 ER -