BIBLIOGRAPHY CONTRIBUTOR Aḥmad Dimirdāsh First name Aḥmad Last name Dimirdāsh Bibliography entries by this contributor Al-Bīrūnī, Abū. 1965. Istikhrāj Al-awtār Fī Al-dāʼira Bi-khawaṣṣ Al-khaṭṭ Al-munḥanī fīhā. Ed. Dimirdāsh Aḥmad. al-Qāhira: al-Muʼassasa al-Miṣrīya al-ʻĀmma lil-Taʼlīf wa-al-Anbāʼ wa-al-Nashr.