@article{PismaZhETF.23.237,
    title = {Laser air-jet engine},
    author = {Barchukov, A. I. and Bunkin, F. V. and Konov, V. I. and Prokhorov, A. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {23},
    issue = {5},
    pages = {237},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27470.shtml},
}