riezky, riezkyfadhillah, and Rina Filia Sari. “Optimization of Potato and Carrot Production in Karo District Using the Beale Method”. KUBIK: Jurnal Publikasi Ilmiah Matematika, vol. 10, no. 1, Aug. 2025, pp. 66-77, doi:10.15575/kubik.v10i1.49213.