• Thomas Barkowsky, Sven Bertel, Dominik Engel, and Christian Freksa. Design of an architecture for reasoning with mental images. International Workshop: Spatial and Visual Components in Mental Reasoning about Large-Scale Spaces, 2003.
  • Sven Bertel, Thomas Barkowsky, and Dominik Engel. The Specification of the Casimir Architecture. 2004.
  • Thomas Barkowsky. Modeling Mental Spatial Knowledge Processing. In Spatial Processing in Navigation, Imagery and Perception. Springer US, 2007.
  • Sven Bertel, Jan Frederik Sima, and Maren Lindner. Scalable Representation Structures for Visuo-Spatial Reasoning - Dynamic Explorations into Knowledge Types. Multi-representational Architectures for Human-level Intelligence: Papers from the 2009 AAAI Fall Symposium, 2009.
  • Jan Frederik Sima. A Computational Account of Complex Mental Image Construction. In Proceedings of the 10th International Conference on Cognitive Modeling, 2010.
  • Holger Schultheis and Thomas Barkowsky. Casimir: An architecture for mental spatial knowledge processing. Topics in Cognitive Science, 3(4):778–795, 2011. (doi:10.1111/j.1756-8765.2011.01151.x)