Al-Farabi (persian: ابو نصر محمد بن محمد فارابي, Arabic: ابو نصر محمد الفارابي / Abū Naṣr Muḥammad al-Fārābī;) known in the West as Alpharabius (c. 872 in Fārāb – between 14 December, 950 and 12 January, 951 in Damascus), was a persian scientist and philosopher of the Islamic world. He was also a cosmologist, logician, and musician.
- Dimitri Gutas, "Farabi" in Encyclopædia Iranica, Online Edition. accessed April 4, 2010. 
- Alternative names and translations from Arabic include: Alfarabi, Farabi, and Abunaser
- Corbin, Henry; Hossein Nasr and Utman Yahya (2001). History of Islamic Philosophy. Kegan Paul. ISBN 978-0-7103-0416-2.
- Dhanani, Alnoor; et al. (2007). "Fārābī: Abū Naṣr Muḥammad ibn Muḥammad ibn Tarkhān al‐Fārābī". In Thomas Hockey (ed.). The Biographical Encyclopedia of Astronomers. New York: Springer. pp. 356–7. ISBN 978-0-387-31022-0. (PDF version)