1
Publications
701
Citations
1
H-Index
1977
Active since
Affiliations
University of Illinois System(Current)
J. Koch is an author at University of Illinois System.
Publications per year
1977–1977
1
1
Every planar map is four colorable. Part II: Reducibility
K. I. Appel, Wolfgang Haken, J. Koch · Illinois Journal of Mathematics · 1977 · 701 citations · Full text
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