Vadas, András. “Documentary Evidence on Weather Conditions and a Possible Crisis in 1315-1317: Case Study from the Carpathian Basin”. Journal of Environmental Geography 2, no. 3-4 (June 1, 2009): 23–29. Accessed December 19, 2024. https://ojs.bibl.u-szeged.hu/index.php/jengeo/article/view/43865.