Szabó, Bernadett, and Andrea Klutsik. “The Natural, Social and Economic Conditions and Opportunities for Development of Balmazujvaros, Especially in the Case of the Co-Operative Kvaliko”. Acta Agraria Debreceniensis, no. 1 (May 12, 2002): 77–85. Accessed October 25, 2021. https://ojs.lib.unideb.hu/actaagrar/article/view/3541.