Daniel P. Huttenlocher, Klara Kedem, Micha Sharir. The Upper Envelope of Voronoi Surfaces and Its Applications. In Symposium on Computational Geometry. pages 194-203, 1991. [doi]
@inproceedings{HuttenlocherKS91,
title = {The Upper Envelope of Voronoi Surfaces and Its Applications},
author = {Daniel P. Huttenlocher and Klara Kedem and Micha Sharir},
year = {1991},
doi = {10.1145/109648.109670},
url = {http://doi.acm.org/10.1145/109648.109670},
researchr = {https://researchr.org/publication/HuttenlocherKS91},
cites = {0},
citedby = {0},
pages = {194-203},
booktitle = {Symposium on Computational Geometry},
}