Qor-el-aine, Achraf, András Béres, and Géczi Gábor. “The Concentration Level of PM10 in Southern Poland (Katowice, Kraków, and Rzeszów) During the Year 2018”. Science, Technology and Innovation 14, no. 3-4 (December 29, 2021): 27–34. Accessed October 14, 2024. https://journals.anstar.edu.pl/index.php/sti/article/view/8.