R. KZ, K. Nasir, and S. Mamat, “Konsep Al-Tafakkur Menurut Al-Sunnah: Kajian Perbandingan Antara Tradisi Meditasi Hindu di Dalam Proses Psikoterapi: Al-Tafakkur Concept According to Al-Sunna: Comparison Study Between Hindu Meditation Tradition in Psychotherapy Process”, Hadis, vol. 9, no. 18, pp. 195-212, Dec. 2019.