“Characteristic of Environmental Objectives of river’s Surface Waters Monitoring in Water Cycles 2010-2021 for Kujavian and Pomeraniam Voivodeship”. Geography and Tourism 2, no. 3 (December 1, 2015): 7–17. Accessed November 24, 2024. https://czasopisma.ukw.edu.pl/index.php/gat/article/view/31.