Utari, Y. et al. 2025. Optimalisasi Keuntungan Penjualan Tahu Dengan Metode Grafik Program Linier Berbasis QM For Windows. Innovative: Journal Of Social Science Research. 5, 1 (Jan. 2025), 2694–2706. DOI:https://doi.org/10.31004/innovative.v5i1.17968.