Daulika, Putri, Ke-Chung Peng, and Nuhfil Hanani. 2020. “ANALYSIS ON EXPORT COMPETITIVENESS AND FACTORS AFFECTING OF NATURAL RUBBER EXPORT PRICE IN INDONESIA”. Agricultural Socio-Economics Journal 20 (1). Malang, Indonesia:39-44. https://doi.org/10.21776/ub.agrise.2020.020.1.6.