@article{PismaZhETF.105.108,
    title = {Fermi--Pasta--Ulam recurrence and modulation instability},
    author = {Kuznetsov, E. A.},
    journal = {Письма в ЖЭТФ},
    volume = {105},
    issue = {2},
    pages = {108},
    year = {2017},
    doi = {10.7868/S0370274X17020114},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17020114},
    note = {[JETP Letters 105,  (2017)]}
}