Quast, Joachim. “Towards an Integrated Land and Water Resources Management in Brandenburg’s Oderbruch-Havelland Wetland Belt: History and Strategies for the Future”. DIE ERDE – Journal of the Geographical Society of Berlin 142, no. 1-2 (April 1, 2011): 141–162. Accessed April 28, 2024. https://www.die-erde.org/index.php/die-erde/article/view/46.