Lumbantobing DWJ, Purba RN, Nadeak AC. Pendekatan Pembelajaran Berbasis Emosi Positif Dalam Mengurangi Kecemasan Matematika di Sekolah Dasar. Journal of Education and Learning Evaluation [Internet]. 2025 Jun. 20 [cited 2026 May 30];2(1):135-9. Available from: https://www.rayyanjurnal.com/index.php/ar-rumman/article/view/6334