TONA, T.; KESUMAWATI, N.; MARHAMAH, M. Kemampuan Pemahaman Konsep Matematis Berdasarkan Motivasi Belajar Siswa Melalui Model Pembelajaran LAPS-Heuristic. Union : Jurnal Ilmiah Pendidikan Matematika, [S. l.], v. 7, n. 3, p. 417–426, 2019. DOI: 10.30738/union.v7i3.6005. Disponível em: https://jurnal.ustjogja.ac.id/index.php/union/article/view/6005. Acesso em: 1 feb. 2023.