rezaei, fatemeh, farahmand, yonos, akrami, musa, Roudgar, Qanbarali (2020). Ibn Saffār and the Development of Islamic Astronomy in Andalusia: Finding Qibla Direction in Kitāb al-‘amal bi-l-asṭurlāb and Balāta Sundial (at the Cordova Museum). *The Journal of Islamic History and Civilisation*, 16(1), 141-174. 10.30495/jhcin.2020.16297