Full reference OpenMind biblio ref
Ahmedov, A.A. 1991. “Traktaty Al-Khorezmi Ob Opredelenii Azimutov I Vremeni (Treatises of Al-Ḫwārizmī on the Definition of Azimuth and Time)”. In Materialy Po Istorii I Po Istorii Nauki I kul’tury Narodov Sredney Azii, 155-200. Tashkent.
{ A.A. Ahmedov, 1991 #10310 }