%0 Journal Article %A L. Mordell %T The representation of numbers by some quaternary quadratic forms %J Acta Arithmetica %D 1966 %P 47-54 %V 12 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-12-1-47-54/ %R 10.4064/aa-12-1-47-54 %G en %F 10_4064_aa_12_1_47_54