MOHAMMAD SYAFA’AT; TAHALI, Ahmad; MUHAMMAD SYARIEF HIDAYATULLAH. ISBAT AWAL RAMADAN DAN SYAWAL TAHUN 2030 M/1451 H (SISTEM EPHEMERIS HISAB RUKYAT). Jurnal Al-Mashadir : Ilmu Hukum dan Ekonomi Islam, [S. l.], v. 7, n. 2, p. 58–75, 2026. Disponível em: https://jurnalfaiunisa.com/index.php/JAM/article/view/37. Acesso em: 24 may. 2026.