Improving Elementary School Students’ Mathematical Literacy and Character through Ethnomathematics and Deep Learning in the Era of the Industrial Revolution 4.0. RUKASI: Jurnal Ilmiah Perkembangan Pendidikan dan Pembelajaran, [S. l.], v. 3, n. 04, 2026. DOI: 10.70294/j15hyr87. Disponível em: https://ojs.ruangpublikasi.com/index.php/rukasi/article/view/2467.. Acesso em: 21 aug. 2026.