%0 Journal Article %A Wnuk, Witold %T A note on the positive Schur property %J Glasgow mathematical journal %D 1989 %P 169-172 %V 31 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500007692/ %R 10.1017/S0017089500007692 %F 10_1017_S0017089500007692