[1]
F. Csima and Ákos Borbély, “Trend calculation of quantitative and qualitative factors in sugar beet production until 2015”, RBS, vol. 2, no. 2, pp. 7–15, Feb. 2010, Accessed: Dec. 05, 2025. [Online]. Available: https://journal.uni-mate.hu/index.php/rbs/article/view/427