Stenton, F. M. (1970) Preparatory to Anglo-Saxon England: The Collected Papers of Frank Merry Stenton; ed. by D. M. Stenton. Oxford: Clarendon Press, pp. 129-31. The charter is Anglo-Saxon Charter S 1183 Archive Selsey互联网档案馆的存檔,存档日期2007-07-20. British Academy ASChart Project. Retrieved 1 March 2010.
Stenton, F. M. (1970) Preparatory to Anglo-Saxon England: The Collected Papers of Frank Merry Stenton; ed. by D. M. Stenton. Oxford: Clarendon Press, pp. 129-31. The charter is Anglo-Saxon Charter S 1183 Archive Selsey互联网档案馆的存檔,存档日期2007-07-20. British Academy ASChart Project. Retrieved 1 March 2010.