@article{PismaZhETF.39.550,
    title = {An unusual superconductivity in $UBe_{13}$},
    author = {Volovik, G. E. and Gor'kov, L. P.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {39},
    issue = {12},
    pages = {550},
    year = {1984},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19706.shtml},
}