@article{PismaZhETF.23.52,
    title = {Resonance effects in mesic atoms},
    author = {Zaretski', D. F. and Lyul'ka, V. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {23},
    issue = {1},
    pages = {52},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27422.shtml},
}