@article{PismaZhETF.35.142,
    title = {Generation of the second optical harmonic in liquid crystals},
    author = {Shtykov, M. M. and Blinov, L. M. and Dorozhkin, A. M. and Barnik, M. I.},
    journal = {Письма в ЖЭТФ},
    volume = {35},
    issue = {4},
    pages = {142},
    year = {1982},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19851.shtml},
}