Diana, R. F. and Kusuma, P. S. B. (2025) “Development of PBL Integrated Ethnomathematics Learning Tools to Develop Mathematical Problem-Solving Skills in Elementary School”, Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, 13(3). doi: 10.33394/j-ps.v13i3.15868.