@ARTICLE{_Contents_2021, volume={vol. 42}, number={No 4}, journal={Chemical and Process Engineering}, howpublished={online}, year={2021}, publisher={Polish Academy of Sciences Committee of Chemical and Process Engineering}, type={Contents}, title={Contents of Chemical and Process Engineering vol. 42, 2021}, URL={http://sd.czasopisma.pan.pl/Content/122386/PDF-MASTER/art10_final.pdf}, }