Witraguna, Kadek Yudista, et al. “Effectiveness of Realistic Mathematics Worksheets With Balinese Cultural Content on Fourth-Grade students’ Learning Outcomes”. Jurnal Bidang Pendidikan Dasar, vol. 9, no. 2, July 2025, pp. 151-8, http://ejournal.unikama.ac.id/index.php/JBPD/article/view/11968.