@article{PismaZhETF.12.26,
    title = {Shift of Singularities of Germanium Lattice Vibration Spectrum Under Pressure},
    author = {Zavaritskii, N. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {12},
    issue = {1},
    pages = {26},
    year = {1970},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26218.shtml},
}