@ARTICLE{_Contents_2019,
 volume={vol. 40},
 number={No 4},
 journal={Chemical and Process Engineering},
 howpublished={online},
 year={2019},
 publisher={Polish Academy of Sciences Committee of Chemical and Process Engineering},
 title={Contents of Chemical and Process Engineering, Vol. 40, 2019},
 URL={http://ochroma.man.poznan.pl/Content/114996/PDF/7_Contents%20CPE_4_2019_INTERNET.pdf},
}