Badrun Taman, Doki Hermanto, Agustini, Rindom Harahap, and Nur Hidayat. “The Concept of Learning Celestial Science in the Book "Wasilah Al-Mubtadi’in Fi Risalah Al-Qamarain””. Nusantara Education 3, no. 1 (July 18, 2024): 1–8. Accessed July 5, 2025. https://juna.nusantarajournal.com/index.php/nula/article/view/100.