Hamka, Hamka, Bernatal Saragih, Deny Sumarna, Krishna P. Candra, Sukmiyati Agustin, and Marwati Marwati. “Review: The Potential for Development of Red Palm Oil Industry in East Kalimantan”. Journal of World Science 3, no. 5 (May 31, 2024): 573–586. Accessed July 8, 2026. https://jws.rivierapublishing.id/index.php/jws/article/view/606.