RACHMA, Andina Aulia; ROSJANUARDI, Rizky. Students’ Obstacles in Learning Sequence and Series Using Onto-Semiotic Approach. Jurnal Pendidikan Matematika, [S. l.], v. 15, n. 2, p. 115–132, 2021. Disponível em: https://jpm.ejournal.unsri.ac.id/index.php/jpm/article/view/231. Acesso em: 26 dec. 2024.