Subhash R, Puneeth Raj J, and Swetha Potharla. “POWER QUALITY AND MAXIMUM POWER POINT TRACKING IN A GRID SYNCHRONISED PHOTO-VOLTAIC SYSTEM”. International Journal of Advance Engineering and Research Development (IJAERD), vol. 5, no. 4, Apr. 2018, pp. 1586-91, https://www.ijaerd.org/index.php/IJAERD/article/view/3241.