Maqalah fī tathlīth al-zāwiyah wa-ʻamal al-musabbaʻ al-musāwī al-aḍlāʻ fī al-dāʼirah.

Author(s):

• Qūhī, Wayjan ibn Rustam, d. ca. 1000

Manuscripts:

• MS. Marsh 720 (Bodleian Library, Oxford University)
• MS. Thurston 3 (Bodleian Library, Oxford University)

The above references reflect only the current coverage of the online catalogue and may not be comprehensive.