Dr.A.Srujana, Venugopal Reddy Bodha. “Combination of ANFIS and PI Based Add-on Controller for Secondary Waves and in Least Voltage Micro Grid”. International Journal of Advanced Science and Technology, Vol. 29, no. 7, May 2020, pp. 811 -22, http://sersc.org/journals/index.php/IJAST/article/view/14926.