@article{PismaZhETF.18.629,
    title = {CW argon laser with 0.5 kW output power},
    author = {Alferov, G. N. and Donin, V. I. and Yurshin, B. Ya.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {18},
    issue = {10},
    pages = {629},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24049.shtml},
}