@article{b-oacm-98
, author = {Sergei N. Bespamyatnikh}
, title = {An Optimal Algorithm for Closest-Pair Maintenance}
, journal = {Discrete Comput. Geom.}
, year = {1998}
, volume = {19}
, pages = {175--195}
, url =
{http://link.springer.de/link/service/journals/00454/bibs/19n2p175.html}
}