Vilas, Jadhav Manish, Gunda Ajay Kisan, Khandagale Prakash Ashok, and Prof. Sachin L. Sarwade. 2014. “Grid Frequency Controller Using Microcontroller 89V51”. Multidisciplinary Journal of Research in Engineering and Technology 1 (2):183-91. https://journals.mriindia.com/index.php/mjret/article/view/962.