@article{ZNSL_2018_468_a1,
     author = {Z. I. Bezhaeva and V. I. Oseledets},
     title = {Quantum {Markov} states and quantum hidden {Markov} states},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {13--23},
     publisher = {mathdoc},
     volume = {468},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2018_468_a1/}
}