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Pradita E, Purnamasari L, Tarysha M, Mulyadi Malik C. PENGEMBANGAN VIDEO ETNOMATEMATIKA CERITA RAKYAT DANAU TOBA PADA MATERI BANGUN RUANG KELAS V SD. Trigonometri [Internet]. 2024 Jul. 12 [cited 2025 Jul. 12];3(3):41-50. Available from: https://ejournal.warunayama.org/index.php/trigonometri/article/view/4549