@article{v003a008,
 author = {Ji{\v r}{\'\i} Matou{\v s}ek and Petr {\v S}kovro{\v n}},
 title = {Removing Degeneracy May Require a Large Dimension Increase},
 year = {2007},
 pages = {159-177},
 doi = {10.4086/toc.2007.v003a008},
 publisher = {Theory of Computing},
 journal = {Theory of Computing},
 volume = {3},
 number = {1},
 URL = {http://www.theoryofcomputing.org/articles/v003a008},
}