TY - JOUR AU - G. I. Ibragimov TI - Convergence of a~double Dirichlet series in a~product of closed polygons JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1988 SP - 76 EP - 79 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1988_10_a14/ LA - ru ID - IVM_1988_10_a14 ER -