PERZ, ADAM, and KATARZYNA PLEWA. “Synchronous Occurrence of Mean Annual Water Levels of Coastal Lakes and the Baltic Sea”. Badania Fizjograficzne Seria A - Geografia Fizyczna 10, no. A 70 (December 15, 2019): 85–102. Accessed July 17, 2024. https://pressto.amu.edu.pl/index.php/bfg/article/view/23874.