A review on the sustainability of solar home system for rural electrification Andrew Scott-George, Chong Li, Yee Kwan Tang, Shimul Saha, Muhammad Tareq Bin Ali, Aong Marma and Sudip Pal E3S Web Conf., 294 (2021) 02003 Published online: 26 July 2021 DOI: 10.1051/e3sconf/202129402003