Excellina, Excellina, Yan Watequlis Syaifudin, and Mungki Astiningrum. “ANALISIS DAN RANCANG BANGUN SISTEM INFORMASI PERAMALAN TINGKAT PENJUALAN PRODUK TELKOM”. Jurnal Informatika Polinema 1, no. 2 (February 1, 2015): 7. Accessed September 12, 2025. http://114.6.41.75/index.php/jip/article/view/2983.