%0 Journal Article %A G. G. Kazaryan %T Group analysis of some nonlinear equation %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2003 %P 14-20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2003_1_a1/ %G ru %F UZERU_2003_1_a1