Hanafi A.
Two Unpublished Paper Documents and a Papyrus. في Papyrology and the History of Early Islamic Egypt, ed. Sijpesteijn, Petra M. Leiden: Brill; 2004. ص.ص. 44-61.
Castro FV.
Water and farm estates in the Arabic documents of the Nasrid Kingdom of Granada. في From al-Andalus to Khurasan. ed. M. Sijpesteijn, P.; Sundelin, L.; Torallas Tovar, S.; Zomeño, A. Leiden: Brill; 2007. ص.ص. 39-58.