Triangle-free intersection graphs of line segments with large chromatic number

Tytuł:
Triangle-free intersection graphs of line segments with large chromatic number
Czasopismo:
Rok:
2014

Strony:
6-10

Tom (seria wydawnicza):
105

Numer DOI:
10.1016/j.jctb.2013.11.001

Link:
http://arxiv.org/abs/1209.1595