Pangemanan, Paulus A., and Yolanda P.I. Rori. “DAYA SAING KOMODITI KOPRA DI KABUPATEN MINAHASA SELATAN”. AGRI-SOSIOEKONOMI 13, no. 1 (January 25, 2017): 1–10. Accessed May 3, 2024. https://ejournal.unsrat.ac.id/v3/index.php/jisep/article/view/14880.