@article{PismaZhETF.33.497,
    title = {Vibrational-state spectrum in amorphous materials with a molecular structure},
    author = {Belushkin, A. V. and Dolganov, V. K. and Natkaniec, I. and Sheka, E. F.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {33},
    issue = {10},
    pages = {497},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23065.shtml},
}