Ermina Waruwu, Din Oloan Sihotang, Johannes Sohirimon Lumbanbatu, and Viyanda Mezaluna Br Ginting. 2023. “Cognitive Ability of Students in the Learning Process of Christian Religious Education Using a Scientific Approach at Budi Murni 2 Medan Catholic Private Senior High School”. International Journal of Scientific Multidisciplinary Research 1 (7):719-26. https://doi.org/10.55927/ijsmr.v1i7.5441.