%0 Journal Article %A D. V. Zhdanovich %T Deformations of $GL_2(\mathbf{C})$ and $SL_2(\mathbf{C})$ %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1994 %P 63-65 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1994_5_a14/ %G ru %F VMUMM_1994_5_a14