@book{ReichardBogumilSiebart2004,
  author    = {Christoph Reichard and J{\"o}rg Bogumil and Patricia Siebart},
  title     = {Gutachten zur Verwaltungsstrukturreform in NRW},
  volume    = {8},
  isbn      = {3-932959-37-X},
  year      = {2004},
}