A Framework for Automatic Testing of Industrial Controller Code - Dag Kristiansen; Karl-Petter Lindegaard (Proceedings of the International Conference on Software Engineering Research and Practice & Conference on Programming Languages and Compilers, SERP 2006, Las Vegas, Nevada, USA, June 26-29, 2006, Volume 1, 2006)

Time and spatial discretization methods that preserve passivity properties for systems described by partial differential equations - Dag Kristiansen; Olav Egeland (American Control Conference, ACC 2000, Chicago, Illinois, USA, 28-30 June, 2000, 2000)

Passivity analysis and control of nonlinear oscillations in systems with cubic nonlinearities - Dag Kristiansen; Olav Egeland (5th European Control Conference, ECC 1999, Karlsruhe, Germany, August 31 - September 3, 1999, 1999)