Aminah, Sukma Ayu Nur, et al. “Analysis of PMT Menu Budget Optimization in Posyandu Activities in Mimbaan Village Using The Simplex Method”. Mathline : Jurnal Matematika Dan Pendidikan Matematika, vol. 11, no. 1, Feb. 2026, pp. 157-66, doi:10.31943/mathline.v11i1.986.