Map of the battle of Val-ès-Dunes
Report of the battle in The history of the Norman conquest of England: its causes and its results, Edward A. Freeman, 1868. Volume 2, p. 252-262
Report of the battle inStatistique monumentale du Calvados, Arcisse de Caumont, 1850. Volume 2 p. 50
Other reports of the battle
Pethrus