@article{PismaZhETF.30.651,
    title = {Parametric generation of high frequency magnons with momenta at the Brillouin zone boundary in antiferromagnetic materials},
    author = {Genkin, G. M.},
    journal = {Письма в ЖЭТФ},
    volume = {30},
    issue = {10},
    pages = {651},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20719.shtml},
}