%0 Journal Article %A O. G. Kozlova %A Yu. A. Kharitonov %A N. V. Belov %T Hypomorphism and hypermorphism %J Doklady Akademii Nauk %D 1979 %P 100-102 %V 247 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_247_1_a21/ %G ru %F DAN_1979_247_1_a21