@article{PismaZhETF.25.3,
    title = {Spin waves in a degenerate solution of $He^3$ in superfluid $He^4$},
    author = {Bashkin, E. P.},
    journal = {Письма в ЖЭТФ},
    volume = {25},
    issue = {1},
    pages = {3},
    year = {1977},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21000.shtml},
}