@article{CRMATH_2002__335_11_985_0,
     author = {Nekhoroshev, Nikola{\i}́ N. and Sadovski{\i}́, Dmitri{\i}́ A. and Zhilinskii, Boris I.},
     title = {Fractional monodromy of resonant classical and quantum oscillators},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {985--988},
     publisher = {Elsevier},
     volume = {335},
     number = {11},
     year = {2002},
     doi = {10.1016/S1631-073X(02)02584-0},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/S1631-073X(02)02584-0/}
}