Combining Qualitative Spatial Reasoning and Ontological Reasoning for Supporting Robot Tasks. - Stephanie von Riegen; Lothar Hotz; Pascal Rost (KEOD, 2012)

Supporting Mobile Robot's Tasks through Qualitative Spatial Reasoning. - Pascal Rost; Lothar Hotz; Stephanie von Riegen (ICINCO (2), 2012)

A Robot Waiter Learning from Experiences. - Bernd Neumann; Lothar Hotz; Pascal Rost; Jos Lehmann (MLDM, 2014)