Ghalih, M., Krisnawaty, M. Y., Purnama, P. D., Hafiz, M., & Guspian, I. (2018). Investigating Total Production and Harvested Area of Paddy in Indonesia Using Grey Forecasting Methodology. International Journal Of Management And Economics Invention, 4(05), 1748–1753. https://doi.org/10.31142/ijmei/v4i5.06