Illyés, Eszter, und Tamás Mezei. „The Role of Humans in the Development, Survival and Conservation of Semi-Dry Grasslands in Central-Europe“. Acta Scientiarum Socialium, no. 34 (Februar 15, 2011): 97–109. Zugegriffen Dezember 5, 2025. https://journal.uni-mate.hu/index.php/asc/article/view/243.