@misc{Barth1998,
  author    = {Barth, Stephan},
  title     = {Die schriftliche Befragung},
  publisher = {FH M{\"u}nster},
  doi       = {10.25974/fhms-489},
  url       = {http://nbn-resolving.de/urn:nbn:de:hbz:836-opus-4896},
  year      = {1998},
  abstract  = {Die schriftliche Befragung},
  language  = {de}
}
@misc{Barth1998,
  author    = {Barth, Stephan},
  title     = {M{\"o}glichkeiten und Grenzen der medikamentengest{\"u}tzten Rehabilitation Heroinabh{\"a}ngiger},
  publisher = {FH M{\"u}nster},
  doi       = {10.25974/fhms-490},
  url       = {http://nbn-resolving.de/urn:nbn:de:hbz:836-opus-4907},
  year      = {1998},
  abstract  = {M{\"o}glichkeiten und Grenzen der medikamentengest{\"u}tzten Rehabilitation Heroinabh{\"a}ngiger},
  language  = {de}
}
@misc{Barth1996,
  author    = {Barth, Stephan},
  title     = {St{\"a}dtische Soziale Netzwerke in der Moderne am Beispiel des Siegener Stadtteils "Hammerh{\"u}tte". Diplomarbeit. Universit{\"a}t Siegen},
  publisher = {Universit{\"a}t Siegen},
  doi       = {10.25974/fhms-485},
  url       = {http://nbn-resolving.de/urn:nbn:de:hbz:836-opus-4858},
  year      = {1996},
  abstract  = {Diplomarbeit},
  language  = {de}
}