@article{VMUMM_1994_2_a5,
     author = {S. A. Zadadaev},
     title = {Solutions of traveling waves type to the {sine-Gordon} equation, and pseudodifferential surfaces},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {41--47},
     year = {1994},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1994_2_a5/}
}