Susanti, N., Z. Zulkardi, R. I. Indra Putri, E. Susanti, and D. S. Nusantara. “Learning Trajectory Flat Building Material Using Batik Besemah Context for Elementary School Students”. Numerical: Jurnal Matematika Dan Pendidikan Matematika, vol. 8, no. 1, June 2024, pp. 105-14, doi:10.25217/numerical.v8i1.4073.