North ... Doukas, S. L ... Depicts the following; Plan; State Repaired ... AD 1100 to AD 1200
South ... Doukas, S. L ... Depicts the following; Plan; State Repaired ... AD 1100 to AD 1200
Survey ... Sanders, G. D. R., Cooper, F. A. and Barnett, W ... Depicts the following; Site ... 1984/4
Boyd, T ... Depicts the following; Plan ... Classical and Roman