@article{TMF_2014_180_3_a6,
     author = {V. N. Likhachev and T. Yu. Astakhova and G. A. Vinogradov},
     title = {Exact solution of a~nonresonance {Zwanzig} model and ``quantum chaos''},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {382--393},
     publisher = {mathdoc},
     volume = {180},
     number = {3},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2014_180_3_a6/}
}