@InProceedings{Bader2009on, author= {Johannes Bader and Dimo Brockhoff and Samuel Welten and Eckart Zitzler}, title= {{On Using Populations of Sets in Multiobjective Optimization}}, booktitle= {{Evolutionary Multi-Criterion Optimization. Lecture notes in Computer Science, Volume 5467/2009, Nantes, France}}, month= {October}, year= {2009}, }