Ratna Puspasari T, Fitrotun Nisa A. Development of E-Module Based On Ethnomathematics to Improve Problem Solving Skills on Integer Material for Class VI Elementary School Students. ICEE [Internet]. 2025Mar.22 [cited 2025Jul.2];7(1):991-1002. Available from: https://proceedings.upi.edu/index.php/icee/article/view/3998