@article{PismaZhETF.26.641,
    title = {Surface polaritons due to allowance for spatial dispersion},
    author = {Agranovich, V. M. and Dubovskii, O. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {26},
    issue = {9},
    pages = {641},
    year = {1977},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20969.shtml},
}