UMPA, M. S. Sighting the New Moon as the Methodology for Determining the Month of Ramadhan. JPAIR Multidisciplinary Research, [S. l.], v. 33, n. 1, p. 174–188, 2018. DOI: 10.7719/jpair.v33i1.611. Disponível em: https://philair.ph/index.php/jpair/article/view/611. Acesso em: 2 oct. 2022.