Sanjaya DB, Suartama IK, Suastika IN, Sukadi. The Effect of the Conflict Resolution Learning Model and Portfolio Assessment on the Students’ Learning Outcomes of Civic Education. International Journal of Instruction [Internet]. 2022 Jan. 1 [cited 2025 Jan. 10];15(1):473-88. Available from: https://e-iji.net/ats/index.php/pub/article/view/457