TY - JOUR AU - A. I. Karol' TI - On the $\zeta$-function of a degenerate elliptic Dirichlet problem JO - Doklady Akademii Nauk PY - 1981 SP - 20 EP - 22 VL - 260 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1981_260_1_a3/ LA - ru ID - DAN_1981_260_1_a3 ER -