%0 Journal Article %A Frazer, Patricia J. %A Foulis, David J. %A Randall, Charles H. %T Weight Functions on Extensions of the Compound Manual %J Glasgow mathematical journal %D 1980 %P 97-101 %V 21 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500004055/ %R 10.1017/S0017089500004055 %F 10_1017_S0017089500004055