TY - JOUR AU - A. T. Asanova TI - Criteria of unique solvability of nonlocal boundary-value problem for systems of hyperbolic equations with mixed derivatives JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2016 SP - 3 EP - 21 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2016_5_a0/ LA - ru ID - IVM_2016_5_a0 ER -