Publications
Publications
Hougardy, Stefan
References
4.
Stefan Hougardy
On the P4-Structure of Perfect Graphs
Publisher: Shaker,
1996
3.
Stefan Hougardy
Even and odd pairs in linegraphs of bipartite graphs
European J. Combin., 16(1):17--21
1995
2.
S. Hougardy, H. J. Prömel and A. Steger
Probabilistically checkable proofs and their consequences for approximation algorithms
Discrete Math., 136(1-3):175--223
1994
1.
Stefan Hougardy
Counterexamples to three conjectures concerning perfect graphs
Discrete Math., 117(1-3):245--251
1993
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