@PROCEEDINGS{RitterHenrichLehnerThorFriedrichWingerath2015,
  title     = {Datenbanksysteme für Business, Technologie und Web (BTW 2015) -- Workshopband, 2.-3. März 2015, Hamburg, Germany},
  year      = {2015},
  editor    = {Norbert Ritter and Andreas Henrich and Wolfgang Lehner and Andreas Thor and Steffen Friedrich and Wolfram Wingerath},
  volume    = {242},
  series    = {LNI},
  publisher = {GI}
}