Ask&Answer: An Educational Game Where It Pays to Endear Your Capricious Virtual Companion. - Ido Iurgel; Manuel Ziegler (IVA, 2005)

A Holistic, Interdisciplinary Decision Support System for Sustainable Smart City Design. - Johannes M. Schleicher; Michael Vögler; Christian Inzinger; Sara Fritz; Manuel Ziegler; Thomas Kaufmann; Dominik Bothe; Julia Forster; Schahram Dustdar (Smart-CT, 2016)