@article{PismaZhETF.34.463,
    title = {Radiative slowing and reduction of the energy spread of a beam of sodium atoms to 1.5 K in an oppositely directed laser beam},
    author = {Andreev, S. V. and Balykin, V. I. and Letokhov, V. S. and Minogin, V. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {34},
    issue = {8},
    pages = {463},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23237.shtml},
}