@article{Barto_2017,
    doi = {10.1007/s11856-017-1621-9},
    url = {https://doi.org/10.1007%2Fs11856-017-1621-9},
    year = {2017},
    month = {nov},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {223},
    number = {1},
    pages = {363--398},
    author = {Libor Barto and Jakub Opr{\v{s}}al and Michael Pinsker},
    title = {The wonderland of reflections},
    journal = {Israel Journal of Mathematics}
}

@article{Barto_2017, doi = {10.1007/s11856-017-1621-9}, url = {https://doi.org/10.1007%2Fs11856-017-1621-9}, year = {2017}, month = {nov}, publisher = {Springer Science and Business Media {LLC}}, volume = {223}, number = {1}, pages = {363--398}, author = {Libor Barto and Jakub Opr{\v{s}}al and Michael Pinsker}, title = {The wonderland of reflections}, journal = {Israel Journal of Mathematics} }