@article{JGAA_2013_17_5_a0,
     author = {Atish Das Sarma and Amita Gajewar and Richard Lipton and Danupon Nanongkai},
     title = {An {Approximate} {Restatement} of the {Four-Color} {Theorem}},
     journal = {Journal of Graph Algorithms and Applications},
     pages = {567--573},
     publisher = {mathdoc},
     volume = {17},
     number = {5},
     year = {2013},
     doi = {10.7155/jgaa.00304},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00304/}
}