AZHARI, S. . Cabaran Kalendar Islam Global di Era Revolusi Industri 4.0: Global Islamic Calendar Challenge in Era Industrial Revolution 4.0. Jurnal Fiqh, [S. l.], v. 18, n. 1, p. 117–134, 2021. DOI: 10.22452/fiqh.vol18no1.4. Disponível em: https://ejournal.um.edu.my/index.php/fiqh/article/view/30691. Acesso em: 2 may. 2024.