@article{PismaZhETF.16.177,
    title = {Absorption of First Sound in Superfluid Helium Near T=0},
    author = {Khalatnikov, I. M. and Matveev, Yu. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {16},
    issue = {3},
    pages = {177},
    year = {1972},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26763.shtml},
}