[1]
Octaria, D. et al. 2026. Spatial Literacy and Error Patterns in Elementary 3D Geometry: Foundations for Local Instructional Theory. Edumatica : Jurnal Pendidikan Matematika. 16, 1 (Jan. 2026), 19–39. DOI:https://doi.org/10.22437/edumatica.v16i1.48212.