@article{PismaZhETF.97.73,
    title = {An upper limit on additional neutrino mass eigenstate in 2 to 100 eV region from ``Troitsk nu-mass'' data},
    author = {Belesev, A. I. and Berlev, A. I. and Geraskin, E. V. and Golubev, A. A. and Likhovid, N. A. and Nozik, A. A. and Pantuev, V. S. and Parfenov, V. I. and Skasyrskaya, A. K.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {97},
    issue = {2},
    pages = {73},
    year = {2013},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_30145.shtml},
}