ABDUL JALIL, M., 		Chotijah, U., & 		Devi, P.
2021 Nov 11.  SISTEM PREDIKSI PENJUALAN DENGAN METODE SINGLE EXPONENTIAL SMOOTHING (STUDI KASUS CV. BU IPUNG LAMONGAN). Indexia : Informatics and Computational Intelligent Journal. [Online] 3:2