An Agent-Based Simulation of Payment Behavior in E-Commerce. - Axel Hummel; Heiko Kern; Arndt Döhler (MATES, 2011)

Towards a comparative analysis of meta-metamodels. - Heiko Kern; Axel Hummel; Stefan Kühne (SPLASH Workshops, 2011)

Evaluation von Open-Source-Software für System Dynamics hinsichtlich deren Integrierbarkeit. - Axel Hummel; Heiko Kern; Christian Böhme; René Keßler; Arndt Döhler (GI-Jahrestagung, 2012)