R. I. Mohamed Yusof and M. S. Othman, “Kesediaan guru pendidikan islam daerah petaling perdana melaksanakan pembelajaran abad ke-21 (PAK21): Readiness of islamic education teachers in petaling perdana district to implement 21st century learning (PAK21)”, Attarbawiy, vol. 9, no. 1, pp. 28–42, Jun. 2025.