@article{PismaZhETF.19.470,
    title = {Distributed feedback in lasers with nonstationary pumping; possibility of resonatorless generation in the ultraviolet},
    author = {Akhmanov, S. A. and Lyakhov, G. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {19},
    issue = {7},
    pages = {470},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27060.shtml},
}