1.
Munfaridah I, Maliha NF, Royyani MA, Bayumi KMAS. Karl Popper’s Falsification Theory of the Determination of the Gregorian Calendar Based on the Book of Risalatul Falakiyah K.H Misbachul Munir. Int. J. Ihya’ ’Ulum al-Din [Internet]. 2023 Dec. 21 [cited 2025 Feb. 13];25(2):154-67. Available from: https://journal.walisongo.ac.id/index.php/ihya/article/view/18178