@article{PismaZhETF.17.698,
    title = {Use of Second Sound to Investigate the Inhomogeneous Density Distribution of the Superfluid Part of Helium II Near tne $\lambda$ Point},
    author = {Ginzburg, V. L. and Sobyanin, A. A.},
    journal = {Письма в ЖЭТФ},
    volume = {17},
    issue = {12},
    pages = {698},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23884.shtml},
}