Masserang, Busranuddin Daeng, Syukur Umar, and Imran Rachman. “Analisis Kelayakan Usaha Getah Pinus KPHL Kulawi Kabupaten Sigi”. Mitra Sains 8, no. 2 (September 30, 2020): 153–169. Accessed April 28, 2026. http://mrtg.untad.ac.id/index.php/MitraSains/article/view/288.