@article{PismaZhETF.16.130,
    title = {GaSe, A New Effective Material for Nonlinear Optics},
    author = {Abdullaev, G. B. and Kulevskii, L. A. and Prokhorov, A. M. and Savel'ev, A. D. and Salaev, E. Yu. and Smirnov, V. V.},
    journal = {Письма в ЖЭТФ},
    volume = {16},
    issue = {3},
    pages = {130},
    year = {1972},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26749.shtml},
}