1.
Wulandari W, Lubis RS. Optimization of Rice (Oryza sativa) Crop in Simalungun District using Quadratic Programming Wolfe Model and Exterior Penalty Function Method. J. Prisma. Sains [Internet]. 2024 Jan. 31 [cited 2025 Aug. 16];12(1):232-49. Available from: https://e-journal3.undikma.ac.id/index.php/prismasains/article/view/10377