@book{WaS203,
  address = {Cottbus},
  author = {Wagner, Ralf},
  booktitle = {27th Annual GfKl Conference},
  interhash = {8a04c11c7c3611951b0a92d31c86d28b},
  intrahash = {026afe7185df0de5c7757d28c5bdf14d},
  title = {Mining Promising Qualification Patterns},
  year = 2003
}

@book{WaS105,
  address = {University of Magdeburg},
  author = {Wagner, Ralf},
  booktitle = {FIN Forschungskolloquium: Data and Knowledge Engineering},
  interhash = {88a6bbd6980b822afeb08d7ed6525fc7},
  intrahash = {5f8de872422f90c49c3688ccdbff9e14},
  title = {Three Modes of Managerial Environmental Scanning and Related Text Mining Technologies},
  year = 2005
}

@inproceedings{ScWaP09,
  address = {Berlin},
  author = {Scholz, S.W. and Wagner, R.},
  booktitle = {{C}ooperation in {C}lassification and {D}ata {A}nalysis},
  editor = {Okada, A. and Imaizumi, T. and Bock, H.-H. and Gaul, W.},
  interhash = {f32bb4a5994c997c07b2adb377734975},
  intrahash = {7bc90804d782086dfd7906c89abb49c5},
  pages = {99 - 106},
  publisher = {Springer},
  title = {{C}lassification in {M}arketing {S}cience},
  year = 2009
}