%0 Journal Article %A P. P. Tammela %T To Verikov's theory of reduction of positive quadratic forms %J Zapiski Nauchnykh Seminarov POMI %D 1983 %P 108-116 %V 121 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1983_121_a8/ %G ru %F ZNSL_1983_121_a8