“The Ethnomathematics of the Kawung Batik Motif As a Context for Learning Geometric Transformations: A Contextual Instructional Design With Transfer to Tulungagung Batik”. Panji International Conference on Sport, Education, Management and Economics, vol. 1, no. 01, Sept. 2026, pp. 421-35, https://doi.org/10.29407/asfbw898.