@incollection{MuellerRoeberHuchoBudisaetal.2013,
  author    = {Bernd M{\"u}ller-R{\"o}ber and Ferdinand Hucho and Nediljko Budisa and Boris Fehse and J{\"u}rgen Hampel and Kristian K{\"o}chy and Jens Reich and Hans-J{\"o}rg Rheinberger and Hans-Hilger Ropers and Jochen Taupitz and J{\"o}rn Walter},
  title     = {1. Kernaussagen und Handlungsempfehlungen},
  isbn      = {978-3-940647-06-1},
  year      = {2013},
}