@article{DOCMA_2012__S3__a44,
     editor = {Gr\"otschel, Martin},
     title = {Special issue: {Optimization} stories. {Selected} papers based on the presentations at the 21st international symposium on mathematical programming, {ISMP,} {Berlin,} {Germany,} {August} 19--24, 2012},
     journal = {Documenta mathematica},
     publisher = {mathdoc},
     volume = {Optimization Stories},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a44/}
}