Rahman, F. A., Masmarulan, Rostini, A. F. Muhammad, and R. melati sukma Bakri. “The Role of Information Systems in Control Raw Material Supply Using The Exponential Smoothing Method: Case Study at PT Sugar Group Companies”. Economics and Business Journal (ECBIS), vol. 2, no. 4, June 2024, pp. 359-62, doi:10.47353/ecbis.v2i4.134.