@article{PismaZhETF.19.120,
    title = {Cooling with the aid of high-frequency energy},
    author = {Zel'dovich, Ya. B.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {19},
    issue = {2},
    pages = {120},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26960.shtml},
}