@techreport{KirnerZenker2011,
  author    = {Eva Kirner and Andrea Zenker},
  title     = {Are Knowledge Angels the secret behind the success of Hidden Champions and Hidden Innovators?},
  series = {evoREG research note ; 15},
  institution = {Fraunhofer ISI},
  pages     = {7},
  year      = {2011},
  language  = {en}
}