Sado AB, Zuhdi MH. URGENSI DAN KONTRIBUSI OBSERVATORIUM AL-AFAQ UIN MATARAM DALAM PENGEMBANGAN FIKIH SAINS ASTRONOMI DI NUSA TENGGARA BARAT. ijhi [Internet]. 2020 Jul. 17 [cited 2025 Dec. 25];19(1). Available from: https://istinbath.or.id/index.php/ijhi/article/view/208