@article{TMF_2019_198_1_a1,
     author = {V. V. Chistyakov},
     title = {Quantum analogue of unstable limit cycles of a~periodically perturbed inverted oscillator},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {19--31},
     publisher = {mathdoc},
     volume = {198},
     number = {1},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2019_198_1_a1/}
}