@article{DOCMA_2012__S3__a31,
     author = {Ziegler, G\"unter M.},
     title = {Who solved the {Hirsch} conjecture?},
     journal = {Documenta mathematica},
     pages = {75--85},
     publisher = {mathdoc},
     volume = {Optimization Stories},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a31/}
}