Brummelen, Glen

• 2000: Vol.: 1 - Articles
  Suhayl. International Journal for the History of the Exact and Natural Sciences in Islamic Civilisation
  Abü Sahl alKühT's "On (he Ratio of the Segments of a Single Line tbar Falls on Three Lines"
  Detalls  PDF
• 2001: Vol. 2 - Articles
  Suhayl. International Journal for the History of the Exact and Natural Sciences in Islamic Civilisation
  Abū Sahl al-Kūhī's "On Drawing Two Lines from a Point at a Known Angle"
  Detalls  PDF