• 

  The Journal of the Royal Geographical Society of London - Royal Geographical Society (Great Britain) - Google Books

  https://books.google.de/books?id=2H0MAAAAIAAJ

  "List of geographical works and maps recently published" in vol. 6-11.

• 

  Johanna Kißler

  http://www.uni-bielefeld.de/psychologie/personen/ae02/kissler.html

  Mitarbeiter an der Abteilung fuer Psychologie

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