%0 Journal Article %A A. V. Malyshev %T Representation of integers by positive quadratic forms with four and more variables %J Doklady Akademii Nauk %D 1960 %P 1294-1297 %V 133 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_133_6_a6/ %G ru %F DAN_1960_133_6_a6