Sutrisno EN, Saija LM. Eksplorasi Etnomatematika Motif Batik Lampung pada Penerapan Materi Grafik Fungsi. JPMS [Internet]. 2021 Dec. 31 [cited 2025 May 24];9(2):77-82. Available from: https://journal.uny.ac.id/index.php/jpms/article/view/44943