Simpson (Linzi)

13992.
Simpson (Linzi): Anglo-Norman settlement in Uí Briúin Cualann, 1169-1350.
In Wicklow history & society (1994), pp. 191–235.
18407.
Simpson (Linzi): Pre-Viking and early Viking-age Dublin: some research questions.
In Medieval Dublin 10 (2010), pp. 49–92.
Also comments on the place-names Dubhlinn and Áth Clíath.