%0 Journal Article %A R. Cook %A S. Raghavan %T On positive definite quadratic polynomials %J Acta Arithmetica %D 1985 %P 319-328 %V 45 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-45-4-319-328/ %R 10.4064/aa-45-4-319-328 %G en %F 10_4064_aa_45_4_319_328