Stypka, Tomasz, and Katarzyna Berbeka. “Drinking Water Consumption in Cracow – an Assessment from a Sustainable Development Perspective”. Problemy Ekorozwoju 9, no. 2 (July 1, 2014): 121–130. Accessed July 22, 2024. https://ph.pollub.pl/index.php/preko/article/view/4881.