Skamby 2005 Viking Period Boat Grave Report (February 12,
'Report on the excavation of a Viking Period boat inhumation and a Pre-Roman Iron Age settlement with bronze casting debris. Skamby in Kuddby Parish (Raä 158), Östergötland, Sweden, 2005.
Annala Uladh / Annals of Ulster : otherwise, Annala Senait, Annals of Senat : a chronicle of Irish affairs, I-IV. / : Originally compiled by Cathal MacGuire... After the death of MacMaghnusa [i.e. MacGuire] the annals were continued by Ruaidhridhe O'Caisidé, or Rory O'Cassidy, down to the year 1537, or 1541." - O' Curry, ms. materials of ancient Irish history:
- Dublin : Printed for H.M. Stationery Off., by A. Thom, 1887.
v. 1. From A.D. 431, to A.D. 1540.
v. 2. A.D. 1057-1131; 1155-1378.
v. 3. A.D. 431-131; 1379-1541.
v. 4. Introduction and index
Viking Antiquities in Great Britain and Ireland, I-V (1940).
'v. 1. An introduction to the Viking history of western Europe / by Haakon Shetelig -- v. 2. Viking antiquities in Scotland / by Sigurd Grieg -- v. 3. Horse antiquities in Ireland / by Johanes Bøe -- v. 4. Viking antiquities in England, with a supplement of Viking antiquities on the continent of western Europe / by Anathon Bjørn and Haakon Shetelig -- v. 5. British antiquities of the Viking period found in Norway / by Jan Petersen.'
Williams, Mary Wilhelmine: Social Scandinavia in the Viking age (1920).