TY - JOUR AU - M. V. Fokin TI - The existence of a singular spectrum and the asymptotic behavior of the solutions of the Sobolev problem JO - Matematičeskie trudy PY - 1994 SP - 107 EP - 195 VL - 26 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MT_1994_26_a5/ LA - ru ID - MT_1994_26_a5 ER -