UTARI, Wiwin Melia; IDRUS, Agil Al; HARJONO, Ahmad. Analisis Validitas dan Reliabilitas E-Modul terintegrasi proses pembuatan keris dengan Model Problem Based Learning. Journal of Authentic Research, [S. l.], v. 5, n. 3, p. 5584–5596, 2026. DOI: 10.36312/jar.v5i3.6344. Disponível em: https://journal-center.litpam.com/index.php/jar/article/view/6344. Acesso em: 20 aug. 2026.