TY - JOUR AU - M. V. Fokin TI - The existence of the singular spectrum and the asymptotic behavior JO - Doklady Akademii Nauk PY - 1993 SP - 304 EP - 307 VL - 333 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1993_333_3_a8/ LA - ru ID - DAN_1993_333_3_a8 ER -