@article{PismaZhETF.15.553,
    title = {Discrete Levels in Random Field of Sound Waves and a New Mechanism of Nonlinearity of the Sound Amplification Coefficient},
    author = {Bonch-Bruevich, V. L.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {15},
    issue = {9},
    pages = {553},
    year = {1972},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26656.shtml},
}