@article{PismaZhETF.37.419,
    title = {Imprisonment of polaritons},
    author = {Travnikov, V. V. and Krivolapchuk, V. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {37},
    issue = {9},
    pages = {419},
    year = {1983},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22844.shtml},
}