@inproceedings{b-ccps-02
, author = {Sergei Bespamyatnikh}
, title = {Computing Closest Points for Segments}
, booktitle = {Proc. 14th Canad. Conf. Comput. Geom.}
, year = {2002}
, pages = {118--122}
, url = {http://www.cccg.ca/proceedings/2002/20.ps}
}