%0 Journal Article %A G. Watson %T Existence of an indecomposable positive quadratic form in a given genus of rank at least 14 %J Acta Arithmetica %D 1979 %P 55-100 %V 35 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-35-1-55-100/ %R 10.4064/aa-35-1-55-100 %G en %F 10_4064_aa_35_1_55_100