@article{PismaZhETF.19.42,
    title = {Nonlinear absorption of electromagnetic energy in an isotropic ferromagnet},
    author = {Gryanik, V. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {19},
    issue = {1},
    pages = {42},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26939.shtml},
}