FIRA, FIRAWATI, and Alimuddin. “Perhitungan Awal Bulan Dan Konversi Kalender Masehi Ke Hijriah Dengan Perspektif Ilmu Falak”. HISABUNA: Jurnal Ilmu Falak 6, no. 1 (July 16, 2025): 41-63. Accessed July 26, 2025. https://arsip-journal.uin-alauddin.ac.id/index.php/hisabuna/article/view/40196.