János Pach, Géza Tóth. Many Touchings Force Many Crossings. In Fabrizio Frati, Kwan-Liu Ma, editors, Graph Drawing and Network Visualization - 25th International Symposium, GD 2017, Boston, MA, USA, September 25-27, 2017, Revised Selected Papers. Volume 10692 of Lecture Notes in Computer Science, pages 153-159, Springer, 2017. [doi]
Abstract is missing.