@article{PismaZhETF.28.93,
    title = {Nonlinear self-action of sound waves in an antiferromagnet with easy-plane anisotropy},
    author = {Preobrazhenskii, V. L. and Savchenko, M. A. and Ekonomov, N. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {28},
    issue = {2},
    pages = {93},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24095.shtml},
}