{"id":"000825137","type":"book","title":"La géographie de l'Égypte à l'époque arabe","publisher":"Imprimerie de l'Institut français d'archéologie orientale","publisher-place":"Le Caire","pages":"218-421","author":[{"family":"Ṭūsūn","given":"ʿUmar"}],"issued":{"raw":"1926"}}