%0 Journal Article %A N. G. Bil'chenko %A K. G. Garaev %A V. A. Ovchinnikov %T Symmetry group and conservation laws in the problem of the optimal control of a~laminar boundary layer of an unbalanced-dissociating gas %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1999 %P 11-19 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1999_11_a1/ %G ru %F IVM_1999_11_a1