The book of the rank of the sage: = Rutbat al-ḥakīm - Maslama Ibn al-Qāsim Ibn Ibrāhīm Ibn ʿAbd Allāh Ibn Ḥātim al-Qurṭubī al-Zayyāt and Madelung, Wilferd and Abt, Theodor (Corpus alchemicum Arabicum : (CALA) / edited by Theodor Abt und Wilferd Madelung, 2016)
https://katalog.fid-bbi.de/Record/183-884542815