Pradeep Kumar Verma, Schin Kumar Agrawal, Dr. Vipin Kumar, Dr. Anuj Kr. Agarwal. “Economic Study of 3 Kw On-Grid Solar Photovoltaic System for Residence in Moradabad”. International Journal of Advanced Science and Technology, Vol. 29, no. 3, Mar. 2020, pp. 11434 -4, http://sersc.org/journals/index.php/IJAST/article/view/29375.