@article{PismaZhETF.51.14,
    title = {Radio-frequency superradiance in a resonator},
    author = {Kiselev, Yu. F. and Aliskenderov, E. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {51},
    issue = {1},
    pages = {14},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17171.shtml},
}