@article{Leitner2009,
  author    = {Ulrike Leitner},
  title     = {Unbekannte Venezuela-Karten Alexander von Humboldts},
  journal   = {HIN : Alexander von Humboldt im Netz ; international review for Humboldtian studies},
  volume    = {II},
  number    = {3},
  pages     = {67 -- 74},
  doi       = {10.18443/19},
  year      = {2009},
}