@article{PismaZhETF.24.602,
    title = {Propagation of surface polaritons near phase-transition points},
    author = {Agranovich, V. M.},
    journal = {Письма в ЖЭТФ},
    volume = {24},
    issue = {11},
    pages = {602},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27784.shtml},
}