@article{MZM_2022_112_6_a9,
     author = {D. V. Treschev and A. O. Chernyshev},
     title = {Entropy of a {Unitary} {Operator} in $\mathbb C^J$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {903--923},
     publisher = {mathdoc},
     volume = {112},
     number = {6},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2022_112_6_a9/}
}