%0 Journal Article %A Iyahen, S.O. %T Boundedly barrelled spaces and the open mapping theorem %J Portugaliae mathematica %D 1989 %P 305-312 %V 46 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1989__46_3_115672/ %G en %F PORMA_1989__46_3_115672