@article{PismaZhETF.53.456,
    title = {Quantum polaron},
    author = {Gogolin, A. O. and Ioselevich, A. S.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {53},
    issue = {9},
    pages = {456},
    year = {1991},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17625.shtml},
}