TY - JOUR AU - N. G. Bil'chenko AU - K. G. Garaev AU - V. A. Ovchinnikov TI - Symmetry group and conservation laws in the problem of the optimal control of a laminar boundary layer of an unbalanced-dissociating gas JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1999 SP - 11 EP - 19 IS - 11 UR - http://geodesic.mathdoc.fr/item/IVM_1999_11_a1/ LA - ru ID - IVM_1999_11_a1 ER -