KUNAIFI, A.; WAHYONO, I.; UMMAH, V. R.; FANANI, A. A. Exploring the Values of Patience and Optimism in Islamic Character Education: A Content Analysis of La Tahzan by Aidh Al-Qarni . Journal of Educational Management Research , [S. l.], v. 5, n. 5, p. 4538–4553, 2026. DOI: 10.61987/jemr.v5i5.2680. Disponível em: https://serambi.org/index.php/jemr/article/view/2680. Acesso em: 14 jul. 2026.