1.
Hübner G, Schwandt D. Extreme low flow and water quality – a long-term view on the River Elbe. ERDKUNDE [Internet]. 2018 Sep. 30 [cited 2025 Mar. 3];72(3):235-51. Available from: https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/2837