M. T. Flanagan, 'Warfare in twelfth–century Ireland,' in Thomas Bartlett and Keith Jeffery (eds.), A military history of Ireland (Cambridge 1995), 52–75: 61. On earthenwork fortifications with a timber superstructure, see Kenneth Nicholls, 'Anglo-French Ireland and after,' in Peritia, 1 (1982), 370–403.
| From Annales Dominicani de Roscoman (Author: [unknown]), (Year .) | Corpus of Electronic Texts Edition Close footnote |