Kruse, Alexandra, Bernd Paulowitz, and Helmut Kruckenberg. “Requirements for the Management of Protected Areas According to the UNESCO World Heritage Convention and IUCN Categories”. JOURNAL OF LANDSCAPE ECOLOGY 7, no. 1 (July 24, 2009): 209–227. Accessed December 5, 2025. https://journal.uni-mate.hu/index.php/tl/article/view/4105.