@incollection{Trabant2006,
  author    = {J{\"u}rgen Trabant},
  title     = {New perspectives on an old academic question},
  url       = {http://edoc.bbaw.de/oa/series/reXaIF2DOtIqw/PDF/24Ts8e2VjQhEo_187.pdf},
  year      = {2006},
}