Tri neizvestuye locii Achmada ibn Mādzida (Shihāb al-Dīn Aḥmad Ibn Mājid) arabskogo locmana Vasco da Gamy (Thalāth rāhmānjat al-majhūlah) - Aḥmad Ibn Mājid, Shihāb al-Dīn; Shumovsky, T. A. (Izdat. Akad. Nauk SSR, 1957)