Swastika, D. K. S., M. O. A. Manikmas, and B. Sayaka. “The Strategic Policy Options to Develop Maize and Feed Industry in Indonesia”. Analisis Kebijakan Pertanian, vol. 2, no. 3, Apr. 2017, pp. 234-4, https://epublikasi.pertanian.go.id/berkala/akp/article/view/971.