@article{BraunReger2009,
  author    = {Braun, Andreas and Reger, Guido},
  title     = {Innovation, science and institutional change : a research handbook},
  issn      = {0033-6807},
  doi       = {10.1111/j.1467-9310.2008.00543_1.x},
  year      = {2009},
  language  = {en}
}
@article{RegerAdelhelmBraun2009,
  author    = {Reger, Guido and Adelhelm, Silvia and Braun, Andreas},
  title     = {Lead User : von der Kundenorientierung zur Kundenintegration},
  isbn      = {978-3-428-13238-6},
  year      = {2009},
  language  = {de}
}