The Norwegian Computing Center and the Univac 1107 (1963-1970). - Knut Elgsaas; Håvard Hegna (History of Nordic Computing, 2003)

The Development of Computer Policies in Government, Political Parties, and Trade Unions in Norway 1961-1983. - Knut Elgsaas; Håvard Hegna (History of Nordic Computing, 2007)

The Many Dimensions of Kristen Nygaard, Creator of Object-Oriented Programming and the Scandinavian School of System Development. - Drude Berntsen; Knut Elgsaas; Håvard Hegna (HC, 2010)