Baihaki, & Rahayu, S. F. (2022). The Use of a Multifunctional Geometric Ruler for Grade VI Students at SDN Antasan Segera 01. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu), 2(1), 17–19. Retrieved from https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/671