@article{HermsenMennemann2009,
  author    = {Hermsen, Thomas and Mennemann, Hugo},
  title     = {Wirkungsvoll und wirtschaftlich. Case Management zahlt sich in der Sozialen Arbeit langfristig aus},
  series = {Lebendige Forschung an Fachhochschulen in NRW},
  journal   = {Lebendige Forschung an Fachhochschulen in NRW},
  number    = {1},
  pages     = {4},
  year      = {2009},
  language  = {de}
}
@article{HermsenLoecherbachMennemannetal.2006,
  author    = {Hermsen, Thomas and L{\"o}cherbach, Peter and Mennemann, Hugo and Schmidt, Martin},
  title     = {Case Management in der Kinder- und Jugendhilfe},
  series = {Neue Praxis},
  journal   = {Neue Praxis},
  number    = {3},
  pages     = {346 -- 356},
  year      = {2006},
  language  = {de}
}
@article{HermsenLoecherbachMennemann2006,
  author    = {Hermsen, Thomas and L{\"o}cherbach, Peter and Mennemann, Hugo},
  title     = {Hilfe f{\"u}r mehr Effizienz und Effektivit{\"a}t},
  series = {Sozialwirtschaft},
  journal   = {Sozialwirtschaft},
  number    = {8},
  pages     = {4},
  year      = {2006},
  language  = {de}
}