Rohmah, Nanda Fitri Nur, I Made Sulandra, Sudirman Sudirman, and Dharmendra Kumar Yadav. “From Gong to Geometry: Developing and Testing Gameland, a Javanese Gamelan-Based Digital Worksheet for Grade 5 Plane Figures”. Polyhedron International Journal in Mathematics Education 4, no. 2 (October 13, 2026): 211–236. Accessed October 17, 2026. https://nakiscience.com/index.php/pijme/article/view/329.