SAYEHU; USMAN; HIDAYAT, Ahmad; SETIADI, Agung Heru. Artificial Intelligence and Legal Certainty in Determining Ramadan and Syawal for Muslim Religious Observance. Hikmatuna : Journal for Integrative Islamic Studies, [S. l.], v. 11, n. 1, p. 17–30, 2025. DOI: 10.28918/hikmatuna.v11i1.10428. Disponível em: https://e-journal.uingusdur.ac.id/hikmatuna/article/view/pps1112. Acesso em: 19 jul. 2026.