Abdul Manaf, S. Z., N. Nordin, H. Norman, A. S. Mohamad Zaid, and A. Hamdan. “MODEL PENGUKURAN APLIKASI MUDAH ALIH PANDUAN SOLAT ANDROID (MAPS)”. Al-Hikmah, Vol. 10, no. 1, Aug. 2018, pp. 129-47, https://spaj.ukm.my/jalhikmah/index.php/jalhikmah/article/view/311.