%0 Journal Article %A I. A. Ibragimov %A A. M. Il'in %A A. P. Kiselev %A S. V. Kislyakov %A L. D. Faddeev %T Vasilii Mikhailovich Babich (on his eightieth birthay) %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2011 %P 205-208 %V 66 %N 1 %U http://geodesic.mathdoc.fr/item/RM_2011_66_1_a12/ %G en %F RM_2011_66_1_a12