%0 Journal Article %A KEIL, EUGEN %T ON A DIAGONAL QUADRIC IN DENSE VARIABLES %J Glasgow mathematical journal %D 2014 %P 601-628 %V 56 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089514000056/ %R 10.1017/S0017089514000056 %F 10_1017_S0017089514000056