@article{JanzEblingGottschalketal.2005,
  author    = {Norbert Janz and G{\"u}nther Ebling and Sandra Gottschalk and Bettina Peters},
  title     = {Die Mannheimer Innovationspanels / Janz, N., G. Ebling, S. Gottschalk und B. Peters},
  journal   = {Allgemeines Statistisches Archiv. 86 (2002)},
  pages     = {189 -- 202},
  year      = {2005},
}