Santoso, L.A., Putra, B.I., Jakaria, R.B. and Sari W , I.A. 2022. Forecasting Thinner Number 7 Sales Using ARIMA (Autoregressive Integrated Moving Average) Method. Procedia of Engineering and Life Science. 2, 2 (Jun. 2022). DOI:https://doi.org/10.21070/pels.v2i2.1281.