MAGFIROH, Magfiroh; PRABAWANTO, Sufyani; ROSJANUARDI, Rizky. Learning Obstacle of Students in Geometrical Sequence and Series. KnE Social Sciences, [S. l.], v. 9, n. 13, p. 569–577, 2024. DOI: 10.18502/kss.v9i13.15960. Disponível em: http://thrillriftranks.com/index.php/KnE-Social/article/view/15960. Acesso em: 6 feb. 2025.