%0 Journal Article %T GMJ volume 30 issue 3 Cover and Back matter %J Glasgow mathematical journal %D 1988 %P b1-b1 %V 30 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S001708950000731X/ %R 10.1017/S001708950000731X %F 10_1017_S001708950000731X