@book{JacobsJarke1994,
  author    = {Jacobs, Stephan and Jarke, Matthias},
  title     = {Requirements information management : the NATURE approach / RWTH Aachen, Fachgruppe Informatik. M. Jarke},
  publisher = {RWTH, Fachgruppe Informatik},
  address   = {Aachen},
  pages     = {27 S : graph. Darst.},
  year      = {1994},
  language  = {en}
}
@book{JanzLoeoefPeters2003,
  author    = {Janz, Norbert and L{\"o}{\"o}f, Hans and Peters, Bettina},
  title     = {Firm Level Innovation and Productivity, Is there a Common Story Across Countries?},
  publisher = {Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung ZEW},
  address   = {Mannheim},
  isbn      = {ISSN 1727-7051},
  pages     = {34},
  year      = {2003},
  language  = {en}
}
@book{JanzEblingGottschalketal.2002,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Peters, Bettina},
  title     = {Innovation Activities in the German Economy: Report on indicators from the Innovation Survey 2001 (english translation) / Janz, N., G. Ebling, S. Gottschalk, B. Peters und T. Schmidt},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {2002},
  language  = {en}
}
@book{JanzGottschalkHempelletal.2002,
  author    = {Janz, Norbert and Gottschalk, Sandra and Hempell, Thomas and Peters, Bettina},
  title     = {Innovation Activities in the German Economy. Report on Indicators from the Innovation Survey 2000 (English translation) / Janz, N., S. Gottschalk, T. Hempell, B. Peters, G. Ebling und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {2002},
  language  = {en}
}
@book{JanzEblingGottschalketal.2000,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Niggemann, Hiltrud},
  title     = {Prospects of the German Economy: Innovation Activities in the Manufacturing Sector. Sur­vey 1999 Report to the Federal Ministry of Education and Research (English translation) / Janz, N., G. Ebling, S. Gottschalk und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {2000},
  language  = {en}
}
@book{JanzEblingGottschalketal.2000,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Niggemann, Hiltrud},
  title     = {Services in the Fu­ture: Innovation Activities in the Service Sector. Survey 1999 (English translation) / Janz, N., G. Ebling, S. Gottschalk und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {2000},
  language  = {en}
}
@book{JanzEblingGottschalketal.1999,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Niggemann, Hiltrud},
  title     = {2nd Community Innovation Survey. Final Report. Report prepared for Eurostat / Ebling, G. , S. Gottschalk, N. Janz und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {1999},
  language  = {en}
}
@book{JanzEblingGoeggerleetal.1998,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and G{\"o}ggerle, J. and Licht, Georg},
  title     = {The Longitudinal Aspect of Innovation Surveys / G. Ebling, J. G{\"o}ggerle, N. Janz, G. Licht und H. Stahl},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsf{\"o}rderung},
  address   = {Mannheim},
  year      = {1998},
  language  = {en}
}
@book{JanzGottschalk2001,
  author    = {Janz, Norbert and Gottschalk, Sandra},
  title     = {Innovation Dynamics and Endogenours Market Structue. An Econometric Investigation with Aggregated Innovation Survey Data / Gottschalk, S. und N. Janz},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsf{\"o}rderung},
  address   = {Mannheim},
  year      = {2001},
  language  = {en}
}
@book{JanzEbling1999,
  author    = {Janz, Norbert and Ebling, G{\"u}nther},
  title     = {Export and Innovation Activities in the German Service Sector. Empirical Evidence at the Firm Level / Ebling, G.. und N. Janz},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsf{\"o}rderung},
  address   = {Mannheim},
  year      = {1999},
  language  = {en}
}
@book{Janz1997,
  author    = {Janz, Norbert},
  title     = {Interpreting Estimation Result of Euler Equation Investment Models when Factor Markets are Imperfectly Competitive},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  pages     = {11 S.},
  year      = {1997},
  language  = {en}
}
@book{JanzLicht2002,
  author    = {Janz, Norbert and Licht, Georg},
  title     = {Innovation Activities and European Patenting of German Firms. A Panel Data Analysis / Janz, N., G. Licht},
  pages     = {mimeo},
  year      = {2002},
  language  = {en}
}
@book{JanzPeters2002,
  author    = {Janz, Norbert and Peters, Bettina},
  title     = {Innovation and Innovation Success in the German Manufacturing Sector. Econometric Evidence at Firm Level / Janz, N. and Peters, B.},
  pages     = {mimeo},
  year      = {2002},
  language  = {en}
}
@book{JanzEblingGottschalketal.1999,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Niggemann, Hiltrud},
  title     = {2nd Community Innovation Survey. 2nd Interim Report. Report prepared for Eurostat / Ebling, G. , S. Gottschalk, N. Janz und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {1999},
  language  = {en}
}
@book{JanzEblingGottschalketal.1999,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Licht, Georg},
  title     = {Prospects of the German Economy: Innovation Activities in the Manufacturing Sector. Survey 1998 (English translation) / Janz, N., G. Ebling, S. Gottschalk, G. Licht und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {1999},
  language  = {en}
}
@book{JanzEblingGottschalketal.1999,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Gottschalk, Sandra and Licht, Georg},
  title     = {Services in the Future. Innovation Activities in the Service Sector. Survey 1998 (English translation) / Janz, N., G. Ebling, S. Gottschalk, G. Licht und H. Niggemann},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsforschung},
  address   = {Mannheim},
  year      = {1999},
  language  = {en}
}
@book{JanzLichtEblingetal.1999,
  author    = {Janz, Norbert and Licht, Georg and Ebling, G{\"u}nther and Niggemann, Hiltrud},
  title     = {Innovation in the Service Sector. Selected Facts and Some Policy Conclusions / Licht, G., G. Ebling, N. Janz, H. Niggemann},
  publisher = {European Commission},
  address   = {Luxembourg},
  year      = {1999},
  language  = {en}
}
@book{JanzEblingNiggemannetal.1998,
  author    = {Janz, Norbert and Ebling, G{\"u}nther and Niggemann, Hiltrud and Stahl, Harald},
  title     = {2nd Community Innovation Survey. 1st Interim Report. Report prepared for Eurostat / Ebling, G., N. Janz, H. Niggemann und H. Stahl},
  publisher = {ZEW Zentrum f{\"u}r Europ{\"a}ische Wirtschaftsf{\"o}rderung},
  address   = {Mannheim},
  year      = {1998},
  language  = {en}
}
@book{GottschalkJanzRennings1998,
  author    = {Gottschalk, Sandra and Janz, Norbert and Rennings, Klaus},
  title     = {Characteristics and Performance of Eco-Innovative Firms in the German Service Sector},
  pages     = {mimeo},
  year      = {1998},
  language  = {en}
}
@book{Pietsch1995,
  author    = {Pietsch, Wolfram},
  title     = {Software quality management III : [... held in Seville in April 1995] / [Third International Conference on Software Quality Management]. Ed.: M. Ross},
  publisher = {Computational Mechanics Publ.},
  address   = {Southampton [u.a.]},
  isbn      = {1853123099},
  year      = {1995},
  language  = {en}
}