@article{b-ccps-03
, author = {Sergei Bespamyatnikh}
, title = {Computing Closest Points for Segments}
, journal = {Int. J. Comput. Geom. Appl.}
, year = {2003}
, volume = {13}
, number = {5}
, pages = {419--438}
, url = {http://www.worldscinet.com/ijcga/13/1305/S0218195903001268.html}
}