@article{PismaZhETF.77.376,
    title = {On  integration of some classes of $(n+1)$-dimensional  nonlinear Equations of mathematical physics},
    author = {Zenchuk, A. I.},
    journal = {Письма в ЖЭТФ},
    volume = {77},
    issue = {6},
    pages = {376},
    year = {2003},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_443.shtml},
}