Marshall Wayne Bern,
David Eppstein,
Leonidas J. Guibas,
John E. Hershberger,
Subhash Suri,
and Jan Dithmar Wolter
Proc. 3rd Eur. Symp. Algorithms (ESA 1995), Lecture Notes in Computer Science 979, Paul G. Spirakis, ed., Springer-Verlag, Sep 1995, pp. 460–472
http://www.ics.uci.edu/~eppstein/pubs/BerEppGui-ESA-95.ps.gz
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