Rahmi Era Ilnika, Ferina Ferina, and Zefriyenni Zefriyenni. “Development of Simplex Method in Linear Programming: A Review of Artificial-Free Simplex Method, Big-M, and Its Various Applications in Optimization”. Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID) 5, no. 10 (October 20, 2026): 2499–2505. Accessed October 25, 2026. https://ejournal.seaninstitute.or.id/index.php/esaprom/article/view/9114.