MUNFARIDAH, Imroatul; MALIHA, Novi Fitia; ROYYANI, Muh. Arif; BAYUMI, Khalaf Mohamed Abdel Salam. Karl Popper’s Falsification Theory of the Determination of the Gregorian Calendar Based on the Book of Risalatul Falakiyah K.H Misbachul Munir. International Journal Ihya’ ’Ulum al-Din, [S. l.], v. 25, n. 2, p. 154–167, 2023. DOI: 10.21580/ihya.25.2.18178. Disponível em: https://journal.walisongo.ac.id/index.php/ihya/article/view/18178. Acesso em: 13 feb. 2025.