@article{PismaZhETF.24.443,
    title = {Energy spectrum of muons in air showers at large zenith angles},
    author = {Volovik, V. D. and Zalyubovskii, I. I. and Kartashev, V. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {24},
    issue = {7},
    pages = {443},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27743.shtml},
}