HADI, Sofwan. Studies on the Implied Effectiveness of Online Learning Systems in IAIN Ponorogo. Journal of Quality Assurance in Islamic Education (JQAIE), [S. l.], v. 1, n. 1, p. 41–50, 2021. DOI: 10.47945/jqaie.v1i1.392. Disponível em: https://e-jurnal.iainsorong.ac.id/index.php/jqaie/article/view/392. Acesso em: 2 aug. 2025.