%0 Journal Article %T GMJ volume 23 issue 1 Cover and Back matter %J Glasgow mathematical journal %D 1982 %P b1-b1 %V 23 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500004705/ %R 10.1017/S0017089500004705 %F 10_1017_S0017089500004705