Geodesic
The chromatic number of extended odd graphs is four
Časopis pro pěstování matematiky, Tome 112 (1987) no. 3, pp. 308-311

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DOI MR   Zbl

DOI : 10.21136/CPM.1987.118312
Classification : 05C15 
Sokolová, Marie. The chromatic number of extended odd graphs is four. Časopis pro pěstování matematiky, Tome 112 (1987) no. 3, pp. 308-311. doi: 10.21136/CPM.1987.118312
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     zbl = {0667.05023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1987.118312/}
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[1] F. Harary: Four Difficult Unsolved Problems in Graph Theory. In: M. Fiedler ed.: Recent Advances in Graph Theory. Academia Praha 1975, 249-256. | MR | Zbl

[2] H. M. Mulder: The interval function of a graph. Mathematisch Centrum. Amsterdam 1980. | MR | Zbl

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