@unpublished{www2009278,
       booktitle = {18th International World Wide Web Conference},
           month = {April},
           title = {WWW2009 Conference Program},
          author = {M. T. Carrasco Benitez  and Christopher Gutteridge},
       publisher = {WWW2009 Conference},
            year = {2009},
             url = {http://www2009.eprints.org/278/},
        abstract = {Snapshot of the conference program to keep it with this archive. An XML format is provided.}
}