[1]
S. P. Lumban Gaol, N. Y. Kandowangko, N. Djapri, and N. Lamatenggo, “A Synthesis of the ADDIE Model and Pustekkom: Development of the ‘SAHAT’ Interactive Multimedia Tool for Christian Religious Education in Elementary Schools”, JF, vol. 15, no. 02, pp. 737–762, Jun. 2026.