TY - JOUR AU - N. N. Sandakova TI - On the theory of $\zeta$-functions of three variables JO - Doklady Akademii Nauk PY - 1967 SP - 535 EP - 538 VL - 175 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_175_3_a7/ LA - ru ID - DAN_1967_175_3_a7 ER -