ISNAWAN, M. G.; ALSULAMI, N. M. .; BONYAH, E. .; DEJARLO, J. O. .; SUDIRMAN, S. Learning Number Patterns in Middle School: A Lesson Study Activity Based on Didactical Design Research. Edumatica : Jurnal Pendidikan Matematika, [S. l.], v. 14, n. 1, p. 1-13, 2024. DOI: 10.22437/edumatica.v14i01.28645. Disponível em: https://mail.online-journal.unja.ac.id/edumatica/article/view/28645. Acesso em: 8 jan. 2025.