A Cognitive Computational Model for Spatial Reasoning. - Marco Ragni; Felix Steffenhagen (AAAI Spring Symposium: Control Mechanisms for Spatial Knowledge Processing in Cognitive / Intelligent Systems, 2007)

A Structural Complexity Measure for Predicting Human Planning Performance. - Marco Ragni; Felix Steffenhagen; Thomas Fangmeier (CogSci, 2011)

Generalized dynamic stock and flow systems: An AI approach. - Marco Ragni; Felix Steffenhagen; Andreas Klein 003 (Cogn. Syst. Res., 2011)

Automatic Identification of Human Strategies by Cognitive Agents. - Felix Steffenhagen; Rebecca Albrecht; Marco Ragni (KI, 2014)