85th meeting of the GOR working group, "Real World Mathematical Optimization", November 18+19 2010, Physikzentrum Bad Honnef, "Modeling Languages in Mathematical Optimization – Overview, Opportunities & Challenges in Application Development"
83rd Working Group Meeting Real World Optimization, November 19-20, 2009, Workshop 'Mathematical Optimization in Transportation -Airline, Public Transport, Railway-', Bad Honnef, Germany
OR 2001, Section "Continuous Optimization", Prof. Dr. Friedrich Juhnke,
Otto-von-Guericke-University of Magdeburg, Prof. Dr. Florian Jarre, Heinrich-Heine-University of Düsseldorf
OR 2001, Section "Discrete and Combinatorial Optimization", Prof. Dr.
Alexander Martin, Technical University of Darmstadt, Prof. Dr. Peter Brucker,
University of Osnabrück