Batiz-Lazo, Bernardo; Karlsson, Tobias and Thodenius, Björn (2009): Building Bankomat: The development of on-line, real-time systems in British and Swedish savings banks, c.1965-1985. Unpublished.
Thodenius, Björn; Batiz-Lazo, Bernardo and Karlsson, Tobias (2010): The history of the Swedish ATM - Sparfrämjandet and Metior. Unpublished.
