Utari, Yanik, Heru Sutejo, and Nourman S Irjanto. “Optimalisasi Keuntungan Penjualan Tahu Dengan Metode Grafik Program Linier Berbasis QM For Windows”. Innovative: Journal Of Social Science Research 5, no. 1 (January 22, 2025): 2694–2706. Accessed May 25, 2026. https://j-innovative.org/index.php/Innovative/article/view/17968.