Fitria, Mia, Rolina Amriyanti Ferita, M. Roniannor, Williza Yanti, dan Farid Hidayat. “Description of Junior High School students’ Mathematical Reasoning Ability in Sequence and Series Competence”. Math Didactic: Jurnal Pendidikan Matematika 9, no. 2 (Agustus 20, 2023): 384-399. Diakses Agustus 26, 2025. https://jurnal.stkipbjm.ac.id/index.php/math/article/view/2303.