Gál, Zoltán, and Szilárd Rácz. “General Determinations of the Carpathians Project Area: Geographical Location, Spatial Structure, Borders”. Discussion Papers, no. Special (July 4, 2012): 21–26. Accessed October 16, 2024. https://dp.ojs.rkk.hu/index.php/DP/article/view/2411.