Z. Muchtar, S. A. Sari, S. Rahmah, M. Zubir, R. Selly, and M. Damanik, “The implementation for natural science online lecture with chemistry education base at Nurul Fadhillah school Bandar Setia”, J.Pendidik.Kim, vol. 13, no. 1, pp. 85–93, Apr. 2021.