an Entity references as follows:
Roman de Rou is a verse chronicle by Wace in Norman covering the history of the Dukes of Normandy from the time of Rollo of Normandy to the battle of Tinchebray in 1106. It is a national epic of Normandy. The work was started in the year 1160, and Wace seems to have performed his last revisions in the mid-1170s.