@article{PismaZhETF.42.23,
    title = {Laser detection of $^{40}K$ by isotopically selective ionization in a beam of accelerated atoms},
    author = {Kudryavtsev, Yu. A. and Letokhov, V. S. and Petrunin, V. V.},
    journal = {Письма в ЖЭТФ},
    volume = {42},
    issue = {1},
    pages = {23},
    year = {1985},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21526.shtml},
}