Fatmahanik, Ulum and Afifah, Anis and Fauziah, Hanin Niswatul and Martinez, David (2025) Development of a Supplementary Geometry Book Integrating Realistic Mathematics Education and Reog Ponorogo Ethnomathematics to Improve Elementary Students’ Numeracy Literacy. AL IBTIDA: JURNAL PENDIDIKAN GURU MI, 12 (1). pp. 45-61. ISSN ISSN: 2442-5133, e-ISSN: 2527-7227
