%0 Journal Article %T Sessions of the seminar “Actual problems of geometry and mechanics” %J Fundamentalʹnaâ i prikladnaâ matematika %D 2002 %P 1255-1266 %V 8 %N 4 %U http://geodesic.mathdoc.fr/item/FPM_2002_8_4_a23/ %G ru %F FPM_2002_8_4_a23