@article{UZERU_2003_1_a1,
     author = {G. G. Kazaryan},
     title = {Group analysis of some nonlinear equation},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {14--20},
     year = {2003},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2003_1_a1/}
}