Ikhwani, R., Y. Siagian, and N. Marpaung. “Penerapan Metode Double Moving Average Dalam Peramalan Permintaan Produk Beras”. Building of Informatics, Technology and Science (BITS), Vol. 4, no. 1, June 2022, pp. 80-87, doi:10.47065/bits.v4i1.1499.