Life cycle analysis of solar pv panels for their efiiciency, cost and environmental performance: a case study of hyderabad - Khan, Muhammad; Soomro, Shah; Asif, Wahaj; Mehmood, Arsal; Mirjat, Dr. Nayyar; Memon, Dr. Zubair; Ahmed, Suhail (IJEEIT : International Journal of Electrical Engineering and Information Technology, 2021)