@article{RichterWassermannZimmeretal.2004,
  author    = {Gudrun Richter and J{\"u}rgen Wassermann and Martin Zimmer and Matthias Ohrnberger},
  title     = {Correlation of seismic activity and fumarole temperature at the Mt. Merapi volcano (Indonesia) in 2000},
  doi       = {10.1016/j.jvolgeores.2004.03.006},
  url       = {http://www.sciencedirect.com/science/journal/03770273},
  year      = {2004},
}