AGUSTIN, Yeni; ELLIZAR; ALIZAR; LUFRI; USMELDI. Development Of A Stem-Based Multi-Role Project (Mrp) Model To Enhance 21st-Century Skills In Integrated Science Learning At Junior High Schools. INTERNATIONAL JOURNAL OF ADVANCES IN SIGNAL AND IMAGE SCIENCES, [S. l.], p. 940–953, 2026. DOI: 10.29284/73c65737. Disponível em: https://xlescience.org/index.php/IJASIS/article/view/807. Acesso em: 23 oct. 2026.