@article{PismaZhETF.50.87,
    title = {Observation of supercooling of superfluid $^4He$ during crystallization},
    author = {Tsymbalenko, V. L.},
    journal = {Письма в ЖЭТФ},
    volume = {50},
    issue = {2},
    pages = {87},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17051.shtml},
}