de Castro N, Cobos FJ, Dana JC, Marquez A, Noy M. Triangle-Free Planar Graphs and Segment Intersection Graphs. JGAA [Internet]. 2002 Jan. 1 [cited 2024 Sep. 27];6(1):7-26. Available from: https://jgaa.info/index.php/jgaa/article/view/paper43