Dror Epstein, Martin Charles Golumbic, Gila Morgenstern. Approximation Algorithms for B 1-EPG Graphs. In Frank Dehne, Roberto Solis-Oba, Jörg-Rüdiger Sack, editors, Algorithms and Data Structures - 13th International Symposium, WADS 2013, London, ON, Canada, August 12-14, 2013. Proceedings. Volume 8037 of Lecture Notes in Computer Science, pages 328-340, Springer, 2013. [doi]
Abstract is missing.