@article{PismaZhETF.10.244,
    title = {Generation of Coherent Radiation at x = 2120 A by Cascade Frequency Conversion.},
    author = {Akmanov, A. G. and Akhmanov, S. A. and Zhdanov, B. V. and Kovrigin, A. I. and Podsotskaya, N. K. and Khokhlov, R. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {10},
    issue = {6},
    pages = {244},
    year = {1969},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25942.shtml},
}