![](https://dblp.uni-trier.de./img/logo.320x120.png)
![search dblp search dblp](https://dblp.uni-trier.de./img/search.dark.16x16.png)
![search dblp](https://dblp.uni-trier.de./img/search.dark.16x16.png)
default search action
"Two-floor buildings need eight colors."
Stéphane Bessy, Daniel Gonçalves, Jean-Sébastien Sereni (2015)
- Stéphane Bessy, Daniel Gonçalves
, Jean-Sébastien Sereni:
Two-floor buildings need eight colors. J. Graph Algorithms Appl. 19(1): 1-9 (2015)
![](https://dblp.uni-trier.de./img/cog.dark.24x24.png)
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.