Maier, Bernhard: The Celts: A history from earliest times to present, 2003. Edinburg: Edinburgh University Press. ISBN:?0-7486-1605-5, ib., 0-7486-1606-3, h.. Innledning, del 1, kap 9, 13-16, 24, etterord.
Snyder, Christopher A.: The Britons, 2003. Malden Mass:Blackwell. ISBN:?0-631-22260-x, ib., 0-631-22262-6, h., 978-0-631-22260-6, ib.. Kap 3-6, 9-12.
? Cróinín, Dáibhí: Early medieval Ireland, 1995. London: Longman. ISBN:?0-582-01565-0. kap. 1, 3, 8 og 9.
Kinsella, Thomas: The Táin: From the Irish Epic "Táin Bo Cuailnge" , 2002. Oxford Paperbacks . ISBN:?0192803735.
Haga, Mads: Math og Branwen i De fire grener av Mabinogion i Rekdal, J.E.(ed):Keltiske myter, 2006. Oslo: De norske bokklubbene. ISBN:978-82-525-6004-6, ib., 82-525-6004-0, ib.
Foster, Sally M.: Picts, Gaels, and Scots: early historic Scotland, 1996. London: B. T. Batsford/Historic Scotland. ISBN:?0-7134-7485-8.
Kompendium 1
? Corráin, Donnchad (1989): Prehistoric and early Christian Ireland, in: Foster, R.F. (ed.): The Oxford illustrated history of Ireland, Oxford: Oxford University Press, p.1-52
Kompendium 2
Raftery, B.: Pagan Celtic Ireland: the enigma of the Irish Iron Age, 1994. London: Thames and Hudson . ISBN:?0-500-05072-4, 0-500-27983-7 . kap. 4-8.
Kursorisk lesing
Cunliffe, Barry : The Ancient Celts , 1999. Penguin paperback. (London 1997) .