Istiningsih, Siti, Nurul Kemala Dewi, Muhammad Erfan, Riska Wulandari, and Herlina. 2026. “Development of a HOTS-Based Ethnomathematics Module of the Sasambo Tribe on Spatial Geometry for Elementary School Students”. Jurnal Kependidikan : Jurnal Hasil Penelitian Dan Kajian Kepustakaan Di Bidang Pendidikan, Pengajaran, Dan Pembelajaran 12 (1):200-212. https://doi.org/10.33394/jk.v12i1.17112.