Csipkés, Margit. “The Examination of the Profitability and Competitiveness Regarding the Energy Plantations of Woody Plants in the Region of Észak-Alföld”. Applied Studies in Agribusiness and Commerce 6, no. 5 (December 31, 2012): 5–11. Accessed November 22, 2024. https://ojs.lib.unideb.hu/apstract/article/view/6040.