Audina, Mitha, Andy Mulyana, and Mirza Antoni. “THE COVID-19 PANDEMIC’S EFFECT ON RUBBER PRICES AT THE FARMER LEVEL IN SOUTH SUMATRA PROVINCE”. International Journal of Economics, Business and Accounting Research (IJEBAR) 5, no. 4 (December 31, 2021). Accessed July 26, 2025. https://jurnal.stie-aas.ac.id/index.php/IJEBAR/article/view/3868.