Saya mau tau Pautan luar dari Ganding Tusi. Jelaskan dalam bahasa melayu

Dennis W. Duke,  Ancient Planetary Model Animations includes two links of interest:

Arabic models for replacing the equant

George Saliba, "Whose Science is Arabic Science in Renaissance Europe?" Discusses the model of Nasir al-Din al-Tusi and the interactions of Arabic, Greek, and Latin astronomers.