@article{PismaZhETF.97.49,
    title = {Spectral duality in integrable systems from AGT conjecture},
    author = {Mironov, A. and Morozov, A. and Zenkevich, Y. and Zotov, A.},
    journal = {Письма в ЖЭТФ},
    volume = {97},
    issue = {1},
    pages = {49},
    year = {2013},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_30142.shtml},
    note = {[JETP Letters 97, 45 (2013)]}
}