@inproceedings{li2006a,
title={A Sweepline Algorithm for Euclidean Voronoi Diagram of Circles},
author={Li Jin, Donguk Kim, Lisen Mu, Deok-Soo Kim, and Shi-Min Hu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160824233233272057437},
booktitle={Computer-Aided Design},
volume={38},
number={3},
pages={260-278},
year={2006},
}

Li Jin, Donguk Kim, Lisen Mu, Deok-Soo Kim, and Shi-Min Hu. A Sweepline Algorithm for Euclidean Voronoi Diagram of Circles. 2006. Vol. 38. In Computer-Aided Design. pp.260-278. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160824233233272057437.