Simplified Representation of Concepts and Relations on Screen
Paper presented at MIE (Medical Informatics of Europe), Geneva, 2005

From Terminologies to Classifications: The Challenge of Information Reduction (Text)
Paper presented at FCTC (Foundations of Clinical Terminologies and Classifications) Workshop, Special Topics Conference of EFMI, Timisoara, April 2006

Dynamic Typing and Non-monotonic Reasoning – Principles for a Semantic Interpreter
Paper presented at OBML-Workshop, Leipzig, Nov. 2009

Reality and Abstraction – a Look at Different Models
Paper presented at OBML-Workshop, Leipzig, Nov. 2009

With Semantic Analysis from Noun Phrases to SNOMED CT and Classification Codes
Paper presented at Semantic Mining Conference on SNOMED CT in Copenhagen, Oct. 2006