@incollection{Gebhardt2014,
  author    = {Gebhardt, Dirk},
  title     = {The dry heart of Brazil},
  series = {Kolga Tbilisi photo : photo contest - exhibition - education - communication},
  publisher = {Kolga Tbilisi photo},
  address   = {Tbilisi},
  pages     = {6},
  year      = {2014},
  language  = {en}
}
@incollection{Gebhardt2014,
  author    = {Gebhardt, Dirk},
  title     = {Robert Bosch},
  series = {Anstifter des Wandels : 50 Jahre Robert Bosch Stiftung},
  publisher = {Silberburg-Verlag},
  address   = {T{\"u}bingen},
  pages     = {6},
  year      = {2014},
  language  = {de}
}