@article{PismaZhETF.37.264,
    title = {Narrowing of two-photon resonance due to elastic collisions},
    author = {Ulybin, V. A. and Chebotaev, V. P.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {37},
    issue = {6},
    pages = {264},
    year = {1983},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22794.shtml},
}