@book{Benkner1998,
  author    = {Benkner, Thorsten},
  title     = {Wireless ATM Access and Advanced Software Techniques for Mobile Network Architektures. Deliverable 1: Service requirements, state of the art and guidelines for the development for future radio and mobile networks.},
  year      = {1998},
  language  = {en}
}
@book{Digel1998,
  author    = {Digel, Ilya},
  title     = {Enhancement of microbial adhesion onto solid surfaces using transition metals and water-soluble polymers : academic PhD dissertation in microbiology, Division of Applied Microbiology, Department of Microbiology, Biology Faculty, Kazakh National State University, Almaty, Kazakhstan / Ilya Digel},
  address   = {Almaty},
  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{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{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}
}