@inproceedings{DBLP:conf/gi/HippnerLRW09,
  author    = {Hajo Hippner and
               Wolfgang Leu{\ss}er and
               Denise R{\"u}hl and
               Klaus D. Wilde},
  title     = {Optimierung der Kundenansprache und Kampagnenzielgruppen
               im Kampagnen-Management},
  booktitle = {GI Jahrestagung},
  year      = {2009},
  pages     = {3775-3789},
  ee        = {http://subs.emis.de/LNI/Proceedings/Proceedings154/article2888.html},
  crossref  = {DBLP:conf/gi/2009},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/gi/2009,
  editor    = {Stefan Fischer and
               Erik Maehle and
               R{\"u}diger Reischuk},
  title     = {Informatik 2009: Im Focus das Leben, Beitr{\"a}ge der 39.
               Jahrestagung der Gesellschaft f{\"u}r Informatik e.V. (GI),
               28.9.-2.10.2009, L{\"u}beck, Proceedings},
  booktitle = {GI Jahrestagung},
  publisher = {GI},
  series    = {LNI},
  volume    = {154},
  year      = {2009},
  isbn      = {978-3-88579-248-2},
  ee        = {http://subs.emis.de/LNI/Proceedings/Proceedings154/P-154.pdf},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}