@article{AchterbergKochMartin2006, author = {Tobias Achterberg and Thorsten Koch and Alexander Martin}, title = {MIPLIB 2003}, journal = {Operations Research Letters}, volume = {34}, number = {4}, pages = {361 -- 372}, doi = {10.1016/j.orl.2005.07.009}, url = {http://opus.kobv.de/zib/volltexte/2005/862/}, year = {2006}, }