@article{Bauer2009,
  author    = {Hartmut Bauer},
  title     = {Verwaltungskooperation : Public Private Partnerships und Public Public Partnerships; einf{\"u}hrende Problemskizze},
  journal   = {KWI-Schriften},
  number    = {1},
  pages     = {9 -- 23},
  year      = {2009},
}