A CTML-Guided Virtual Reality Framework for Conceptual Learning in Islamic Civilization History. Online Learning In Educational Research (OLER), [S. l.], v. 6, n. 2, p. 221–235, 2026. DOI: 10.58524/oler.v6i2.994. Disponível em: https://journal.foundae.com/index.php/oler/article/view/994. Acesso em: 8 nov. 2026.