Paredes, M., T. Castillo, R. Viteri, G. Fuentes, and E. Bodero. “Microplastics in the Drinking Water of the Riobamba City, Ecuador”. Scientific Review Engineering and Environmental Studies (SREES) 28, no. 4 (December 30, 2019): 653–663. Accessed July 2, 2022. https://srees.sggw.edu.pl/article/view/111.