ANALISIS PENINGKATAN KEMAMPUAN PEMAHAMAN KONSEPTUAL MATEMATIS SISWA SMP MELALUI PENERAPAN PENDEKATAN RIGOROUS MATHEMATICAL THINKING. Abacus: Academic Journal of Mathematics Learning and Education, [S. l.], v. 3, n. 1, p. 72–86, 2022. DOI: 10.59605/abacus.v3i1.304. Disponível em: https://jurnal.upg.ac.id/index.php/abacus/article/view/304.. Acesso em: 28 apr. 2024.