al-Tadhkira fi ilm al-Hay’ a by Naṣīr al-Din al-Ṭūsī
A copy of the al-Tadhkira of Nasīr al-Dīn al-Tūsī, Manuscript Ms. Vat. ar. 319, now in the collection of the Vatican Library.
Naṣīr al-Din al-Ṭūsī’s Memoir on Astronomy
This work, written by Jamil Ragep, contains an edition, translation and a commentary of the al-Tadhkira by Nasīr al-Dīn al-Tūsī, for which the manuscript above was one of the copies used for the preparation.
Jamil Ragep, Naṣīr al-Dīn al-Ṭūsī’s Memoir on Astronomy (al-Tadhkira fī cilm al-hay’a), Springer, 1993
Free download at the McGill University Library