“Analisis Kemampuan Pemecahan Masalah Matematika Berdasarkan Tahapan Polya Ditinjau Dari Self-Efficacy Siswa Kelas VIII SMP”. Journal of Research and Innovation in Mathematics Education 1, no. 1 (February 16, 2026): 13–26. Accessed March 25, 2026. https://lenteracendekia.co.id/jrimed/article/view/32.