@book{JanzEblingGottschalketal.2005,
  author    = {Norbert Janz and G{\"u}nther Ebling and Sandra Gottschalk and Hiltrud Niggemann},
  title     = {2nd Community Innovation Survey. 2nd Interim Report. Report prepared for Eurostat / Ebling, G. , S. Gottschalk, N. Janz und H. Niggemann},
  year      = {2005},
}