@ARTICLE{_Acknowledgments_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},
 title={Acknowledgments to Reviewers 2021},
 URL={http://journals.pan.pl/Content/122385/PDF-MASTER/art09_final.pdf},
}