TY - JOUR AU - A. V. Arguchintsev TI - A~nonclassical condition for optimality in the problem of the control of boundary conditions of a~semilinear hyperbolic system JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1994 SP - 3 EP - 11 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1994_1_a0/ LA - ru ID - IVM_1994_1_a0 ER -