Suri TN, Rahmanta, Wibowo RP. Analysis of Affecting Factors on the Natural Rubber Exports Volume in North Sumatera. Indonesian J. Agric. Res [Internet]. 2021 Apr. 21 [cited 2025 Dec. 19];4(1):58-64. Available from: https://idjpcr.usu.ac.id/InJAR/article/view/4584