Anup Joshi, N. S. Narayanaswamy. Approximation Algorithms for Hitting Triangle-Free Sets of Line Segments. In R. Ravi, Inge Li Gørtz, editors, Algorithm Theory - SWAT 2014 - 14th Scandinavian Symposium and Workshops, Copenhagen, Denmark, July 2-4, 2014. Proceedings. Volume 8503 of Lecture Notes in Computer Science, pages 357-367, Springer, 2014. [doi]
Abstract is missing.