Ali, Adlan, Nurbahirah Norddin, and Nur Alia Rusli. “Assessment on The Impact of Distributed Generation (Renewable Energy) Penetration to The National Grid Protection System Performances Using ERACS Software”. International Journal of Integrated Engineering 11, no. 3 (September 3, 2019). Accessed July 3, 2022. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/4699.