@article{Jacobs1999,
  author    = {Jacobs, Stephan},
  title     = {The Teamwork Approach in Requirements Engineering},
  series = {The nature of requirements engineering / Matthias Jarke ... (Hrsg.)},
  journal   = {The nature of requirements engineering / Matthias Jarke ... (Hrsg.)},
  publisher = {Shaker},
  address   = {Aachen},
  isbn      = {3-8265-6174-0},
  pages     = {XVIII, 410 S. : Ill., graph. Darst.},
  year      = {1999},
  language  = {en}
}
@article{Pietsch1999,
  author    = {Pietsch, Wolfram},
  title     = {Risk-based Deployment of Standard Software Rollout Processes - a pragmatic approach},
  series = {QFD : transactions from the Eleventh Symposium on Quality Function Deployment, [June 12 - 18, 1999, Novi, Michigan] / QFD Institute},
  journal   = {QFD : transactions from the Eleventh Symposium on Quality Function Deployment, [June 12 - 18, 1999, Novi, Michigan] / QFD Institute},
  publisher = {QFD Institute},
  address   = {Ann Arbor, Mich.},
  isbn      = {1889477117},
  pages     = {349 -- 359},
  year      = {1999},
  language  = {en}
}
@article{LindemannSchmid1999,
  author    = {Lindemann, Markus and Schmid, Beat F.},
  title     = {Framework for specifying, building and operating electronic markets},
  series = {International journal of electronic commerce. Vol. 3 (1998/99), No. 2},
  journal   = {International journal of electronic commerce. Vol. 3 (1998/99), No. 2},
  issn      = {1086-4415},
  pages     = {7 -- 21},
  year      = {1999},
  language  = {en}
}
@article{MackensteinJeffery1999,
  author    = {Mackenstein, Hans and Jeffery, Charlie},
  title     = {Financial equalization in the 1990s : on the road back to Karlsruhe / Hans Mackenstein and Charlie Jeffery},
  series = {Recasting German federalism : the legacies of unification},
  journal   = {Recasting German federalism : the legacies of unification},
  publisher = {Pinter},
  address   = {London},
  isbn      = {1-85567-579-x},
  pages     = {155 -- 176},
  year      = {1999},
  language  = {en}
}
@article{Mackenstein1999,
  author    = {Mackenstein, Hans},
  title     = {Book Reviews - Cowie, Harry, Private Partnership and Public Networks in Europe},
  series = {Regional and federal studies. 9 (1999), H. 2},
  journal   = {Regional and federal studies. 9 (1999), H. 2},
  isbn      = {1359-7566},
  pages     = {111 -- 111},
  year      = {1999},
  language  = {en}
}
@article{Mackenstein2000,
  author    = {Mackenstein, Hans},
  title     = {Books Reviewed - European Democratization since 1800 edited by J. Garrard, V. Tolz and R. White},
  series = {Democratization. 7 (2000), H. 4},
  journal   = {Democratization. 7 (2000), H. 4},
  isbn      = {1351-0347},
  pages     = {219 -- 219},
  year      = {2000},
  language  = {en}
}
@article{Weigand2000,
  author    = {Weigand, Christoph},
  title     = {Economically Optimal Adaptive Inspection Policies},
  series = {Economic Quality Control. 15 (2000), H. 1/2},
  journal   = {Economic Quality Control. 15 (2000), H. 1/2},
  isbn      = {0940-5151},
  pages     = {55 -- 77},
  year      = {2000},
  language  = {en}
}
@article{JanzEblingGottschalketal.2001,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Niggemann, Hiltrud},
  title     = {The Mannheim Innovation Panels (MIP and MIP-S) of the Centre for European Economic Research (ZEW) / Janz, N., G. Ebling, S. Gottschalk und H. Niggemann},
  series = {Schmollers Jahrbuch : Zeitschrift f{\"u}r Wirtschafts- und Sozialwissenschaften ; journal of applied social science studies. 121 (2001)},
  journal   = {Schmollers Jahrbuch : Zeitschrift f{\"u}r Wirtschafts- und Sozialwissenschaften ; journal of applied social science studies. 121 (2001)},
  isbn      = {0342-1783},
  pages     = {123 -- 129},
  year      = {2001},
  language  = {en}
}
@article{Janz2001,
  author    = {Janz, Norbert},
  title     = {Innovations in Germany: Market Novelties Gain Greater Importance},
  series = {ZEW news. English edition (2001)},
  journal   = {ZEW news. English edition (2001)},
  pages     = {3 -- 3},
  year      = {2001},
  language  = {en}
}
@article{PietschmannRuhtz2001,
  author    = {Pietschmann, Bernd P. and Ruhtz, Vanessa},
  title     = {Knowledge Management},
  series = {Personal : Zeitschrift f{\"u}r Human Resource Management. 53 (2001), H. 5},
  journal   = {Personal : Zeitschrift f{\"u}r Human Resource Management. 53 (2001), H. 5},
  isbn      = {0031-5605},
  pages     = {242 -- 249},
  year      = {2001},
  language  = {en}
}