@article{TMF_1997_113_2_a4,
     author = {V. V. Tsegel'nik},
     title = {Some properties of solutions of a $P$-type nonlinear equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {285--288},
     publisher = {mathdoc},
     volume = {113},
     number = {2},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1997_113_2_a4/}
}