@article{PismaZhETF.19.342,
    title = {Connection between the/V-soliton solution of the modified Korteweg-de Vries equation with the solution of the KdV equation},
    author = {Perel'man, T. L. and Fridman, A. Kh. and El'yashevich, M. M.},
    journal = {Письма в ЖЭТФ},
    volume = {19},
    issue = {6},
    pages = {342},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27007.shtml},
}