Khalfan bin Ahmad Al-Miyahi, S., and K. R. Abdul Hamed. “The Use Of Educational Portal In The Departments Of The Islamic Sciences Institutes In The Sultanate Of Oman”. Perdana: International Journal of Academic Research, Vol. 2, no. 1, July 2018, pp. 43-56, http://perdanajournal.com/index.php/perdanajournal/article/view/18.