Sugijanto, Budhy Tjahyati. “Penentuan Penggunaan Tanah Pertanian Dengan Programming Linier Antardaerah”. Journal of Mathematical and Fundamental Sciences 5, no. 1 (February 6, 2019): 9-11. Accessed October 31, 2025. https://journals.itb.ac.id/index.php/jmfs/article/view/9735.