Mohammad Syafa’at, Tahali A, Muhammad Syarief Hidayatullah. ISBAT AWAL RAMADAN DAN SYAWAL TAHUN 2030 M/1451 H (SISTEM EPHEMERIS HISAB RUKYAT). JAM [Internet]. 2026 Jan. 31 [cited 2026 May 24];7(2):58-75. Available from: https://jurnalfaiunisa.com/index.php/JAM/article/view/37