@inproceedings{aoss-onpt-03 , author = "Oswin Aichholzer, David Orden, Francisco Santos, and Bettina Speckmann" , title = "On the Number of Pseudo-Triangulations of Certain Point Sets" , booktitle = "Proc. 15th Canad. Conf. Comput. Geom." , site = "Halifax" , year = 2003 , pages = "141--144" }