@book{JanzEblingNiggemannetal.2005,
  author    = {Norbert Janz and G{\"u}nther Ebling and Hiltrud Niggemann and Harald Stahl},
  title     = {2nd Community Innovation Survey. 1st Interim Report. Report prepared for Eurostat / Ebling, G., N. Janz, H. Niggemann und H. Stahl},
  year      = {2005},
}