@article{PismaZhETF.36.308,
    title = {High-energy hadrons produced by cosmic-ray muons in the earth as a source of background in proton-decay experiments},
    author = {Mal'gin, A. S. and Ryazhskaya, O. G. and Ryasnyi, V. G. and Khal'chukov, F. F.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {36},
    issue = {8},
    pages = {308},
    year = {1982},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20182.shtml},
}