%0 Journal Article %A V. P. Kostov %T Versal deformations of differential forms of degree $\alpha$ on a line %J Funkcionalʹnyj analiz i ego priloženiâ %D 1984 %P 81-82 %V 18 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1984_18_4_a9/ %G ru %F FAA_1984_18_4_a9