“STRATEGI PEMBELAJARAN KONSEP LUAS SEGITIGA DI SEKOLAH DASAR: INTEGRASI PENDEKATAN ETNOMATEMATIKA DAN PROJECT-BASED LEARNING BERDASARKAN ANALISIS KEBUTUHAN GURU” (2025) Sindoro: Cendikia Pendidikan, 18(1), pp. 1471–1480. Available at: https://cibjournal.com/index.php/sindoro/article/view/2243 (Accessed: 2 October 2026).