Lamont, Lisa Ann, and Lana El Chaar. “Automatic Versus Manual Solar Panel Cleaning for Remote Locations”. Journal of Technology Innovations in Renewable Energy 2, no. 2 (May 20, 2013): 98–105. Accessed November 6, 2024. https://mail.lifescienceglobal.com/pms/index.php/jtire/article/view/1138.