David W. Krumme, Eynat Rafalin, Diane L. Souvaine, Csaba D. Tóth. Tight bounds for connecting sites across barriers. In Nina Amenta, Otfried Cheong, editors, Proceedings of the 22nd ACM Symposium on Computational Geometry, Sedona, Arizona, USA, June 5-7, 2006. pages 439-448, ACM, 2006. [doi]
Abstract is missing.