@article{PismaZhETF.51.91,
    title = {Possibility of sharp increase in the frequency of the radiation of ionizing laser pulse in gas},
    author = {Gil'denburg, V. B. and Kim, A. V. and Sergeev, A. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {51},
    issue = {2},
    pages = {91},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17194.shtml},
}