@book{JanzGoedhuysMohnen2008,
  author    = {Janz, Norbert and Goedhuys, Micheline and Mohnen, Pierre},
  title     = {Knowledge-based productivity in "low-tech" industries : evidence from firms in developing countries / Goedhuys, Micheline ; Janz, Norbert ; Mohnen, Pierre},
  publisher = {UNU-MERIT},
  address   = {Maastricht},
  pages     = {34 S.},
  year      = {2008},
  language  = {en}
}
@book{HackLindemann2008,
  author    = {Hack, Stefan and Lindemann, Markus},
  title     = {Enterprise SOA Roadmap},
  publisher = {Galileo Pr.},
  address   = {Bonn},
  isbn      = {1-59229-162-7},
  pages     = {417 S. : Ill., graph. Darst.},
  year      = {2008},
  language  = {en}
}
@book{Moosdorf2008,
  author    = {Moosdorf, Andreas},
  title     = {The determinants of international knowledge transfer effectiveness - conceptual advances and empirical verification},
  year      = {2008},
  language  = {en}
}