Aprillia Putri Pradinar, Wiryanto, Endah Budi Rahaju. DEVELOPMENT OF ETHNOMATHEMATICS-BASED TEACHING MATERIALS USING KUE LUMPUR (MUD CAKE) ON FRACTION TOPICS TO IMPROVE NUMERACY AND SELF-EFFICACY OF FOURTH-GRADE STUDENTS. SJIIPS [Internet]. 2026 May 31 [cited 2026 Jun. 1];15(2):1469-80. Available from: https://ejournal.unibabwi.ac.id/index.php/sosioedukasi/article/view/8157