BUDIWATI, A. Fiqh Hisab Arah Kiblat: Kajian Pemikiran Dr. Ing Khafid dalam Software Mawāqit. Unisia, [S. l.], v. 36, n. 81, p. 97–111, 2018. Disponível em: https://journal.uii.ac.id/Unisia/article/view/10465. Acesso em: 6 apr. 2025.