Bintoro, Henry Suryo, Richa Aulya, and Savitri Wanabuliandari. 2024. “The Problem-Based Learning Model Assisted With the Ethlaf Application Contains Ethnomathematics to Improve Students’ Conceptual Understanding Capability”. Journal of Education Research and Evaluation 8 (1):163-72. https://doi.org/10.23887/jere.v8i1.69805.