%0 Journal Article %A N. M. Vetchinkin %T Uniqueness of classes of positive quadratic forms, on which values of Hermite constants are reached for %J Informatics and Automation %D 1980 %P 34-86 %V 152 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1980_152_a2/ %G ru %F TRSPY_1980_152_a2