Imaduddin, Ilmi Rizki, et al. “Photovoltaic Based Automatic Rice Thresher Machine To Help Farmers in Pandemi Covid-19”. Best : Journal of Applied Electrical, Science and Technology, vol. 3, no. 1, Mar. 2021, pp. 1-4, https://doi.org/10.36456/best.vol3.no1.3493.