Subchan, and E. Rahmawati. “Pemodelan Dan Optimasi Multi-Tujuan Portofolio Saham Dengan Resiko Menggunakan Nadir Compromise Programming”. Limits: Journal of Mathematics and Its Applications 16, no. 2 (December 15, 2019): 105–116. Accessed January 24, 2026. https://journal.its.ac.id/index.php/limits/article/view/5423.