@inproceedings{AicAurPal-SCG-02,
title = {Quickest paths, straight skeletons, and the city Voronoi diagram},
author = {Oswin Aichholzer and Franz Aurenhammer and Bel{\'e}n Palop del R{\'\i}o },
booktitle = {Proc. 18th Symp. Computational Geometry},
publisher = {ACM},
pages = {151--159},
month = {Jun},
year = {2002}}