@misc{Sachse_Paweł_Mixing_2003,
 author={Sachse, Paweł},
 volume={51},
 editor={Polska Akademia Nauk.},
 number={4},
 copyright={Rights Reserved - Restricted Access},
 address={Warsaw},
 howpublished={online},
 year={2003},
 publisher={Państ. Wydaw. Nauk.},
 language={eng},
 title={Mixing but not exact quasi-Markovian process},
 type={Text},
}