Al Harbi، S. A. (2012). Wide Area Back-Up Protection In Electrical Power Systems Through The Use Of Current Differential Technique (رسالة ماجستير غير منشورة). Western Australia University، بيرث. مسترجع من http://search.mandumah.com/Record/754050
Al Harbi، Saleh Ayyash. "Wide Area Back-Up Protection In Electrical Power Systems Through The Use Of Current Differential Technique" رسالة ماجستير. Western Australia University، بيرث، 2012. مسترجع من http://search.mandumah.com/Record/754050