%0 Journal Article %A Yu. G. Teterin %T The action of the class-group on the representations of numbers by a~ternary quadratib form. The Siegel and Kneser--Hsia--Peters formulae %J Zapiski Nauchnykh Seminarov POMI %D 1986 %P 141-158 %V 151 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1986_151_a14/ %G ru %F ZNSL_1986_151_a14