Sinaga, M. M., C. A. Brilian, and W. N. Annisa. “Quality Analysis of Crude Palm Oil Based on Ffa, Moisture, and Impurity Parameters in a 60 t/H Palm Oil Mill”. Contributions of Central Research Institute for Agriculture, vol. 20, no. 2, Mar. 2026, pp. 62-73, https://ejournal.cria.or.id/index.php/ccria/article/view/400.