%0 Journal Article %A Arunava Mukherjea %A Steve Gibert %T Products of Infinite-Dimensional Non-Negative Matrices; Extension of Hajnal's Results. %J Mathematische Zeitschrift %D 1987 %P 485-490 %V 196 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1987__196_173896/ %F MZ_1987__196_173896