@article{PismaZhETF.20.529,
    title = {Stratification of ionospheric plasma in the region of reflection of the ordinary radio wave},
    author = {Vas'kov, V. V. and Gurevich, A. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {20},
    issue = {8},
    pages = {529},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27332.shtml},
}