“Optimizing Production Quantities of Perishable Products Based on Demand Patterns Using Time Series Analysis and the Newsboy Problem at Muun Donuts Lhokseumawe”. Jurnal Serambi Engineering 11, no. 3 (August 10, 2026). Accessed October 14, 2026. https://jse.serambimekkah.id/index.php/jse/article/view/2066.