@incollection{Hohmann2011,
  author    = {Hohmann, Rainer},
  title     = {Curtain injection as post-construction waterproofing for waterlogged buildings},
  series = {Dedicated to innovation : 50 years MC-Bauchemie},
  publisher = {MC-Bauchemie M{\"u}ller},
  address   = {Bottrop},
  pages     = {10},
  year      = {2011},
  language  = {en}
}
@incollection{Hochstadt2009,
  author    = {Hochstadt, Stefan},
  title     = {Peripheralisation', 'Dualisation' and 'Demographisation' as evidence of a paradigm shift},
  series = {Quality of life and working life in comparison},
  publisher = {Peter Lang},
  address   = {Frankfurt am Main},
  pages     = {12},
  year      = {2009},
  language  = {en}
}