Sika, S., Muda, M. F., Zainudin, M. R., Diana, N., Mariamah, M., Syarifudin, S., & Muslim, M. (2026). Improving the Process of Understanding the Representation of Spatial Shapes Through the Problem-Based Learning Model Assisted by Ethnomathematics in Junior High School Students. Prisma Sains : Jurnal Pengkajian Ilmu Dan Pembelajaran Matematika Dan IPA IKIP Mataram, 14(3), 1690–1703. https://doi.org/10.33394/j-ps.v14i3.20774