@article{PismaZhETF.19.683,
    title = {Investigation of the beyond-threshold susceptibility in antiferromagnetic $MnCO_3$ and $CsMnF_3$ in parametric excitation of spin waves},
    author = {Kveder, V. V. and Prozorova, L. A.},
    journal = {Письма в ЖЭТФ},
    volume = {19},
    issue = {11},
    pages = {683},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27121.shtml},
}