Sylvia, Sylvia. 2022. “Implementasi Dan Analisa Metode Peramalan Exponential Smoothing Dan Weighted Moving Average Untuk Permintaan Produk Minuman Kopi K Di CV Fajar Timur Lestari”. Journal of Industrial Engineering & Management Research 3 (4), 139-47. https://doi.org/10.7777/jiemar.v3i4.401.