Zachary Abel, Robert Connelly, Sarah Eisenstat, Radoslav Fulek, Filip Moric, Yoshio Okamoto, Tibor Szabó, Csaba D. Tóth. Free Edge Lengths in Plane Graphs. In Siu-Wing Cheng, Olivier Devillers, editors, 30th Annual Symposium on Computational Geometry, SOCG'14, Kyoto, Japan, June 08 - 11, 2014. pages 426, ACM, 2014. [doi]