Abū ʿAlī al‐Ḥasan ibn ʿAlī ibn Ḫalaf al‐Umawī

Reference works

• BEA

  Thomas Hockey et al. (eds.). The Biographical Encyclopedia of Astronomers, Springer Reference. New York: Springer, 2007.

• ISMI

  Islamic Scientific Manuscripts Initiative

• BEA

  Thomas Hockey et al. (eds.). The Biographical Encyclopedia of Astronomers, Springer Reference. New York: Springer, 2007.