@article{SteuerHumburgSelbig2006,
  author    = {Ralf Steuer and Peter Humburg and Joachim Selbig},
  title     = {Validation and functional annotation of expression-based clusters based on gene ontology},
  journal   = {BMC bioinformatics},
  volume    = {7},
  number    = {380},
  doi       = {10.1186/1471-2105-7-380},
  year      = {2006},
}