This application was adapted by Craig Wieczorek and John Wieczorek from an earlier version in Java by John Wieczorek with contributions from Qinghua Guo, Carmen Boureau, and Craig Wieczorek. Interface translations provided by: Gustavo Iglesias (Español), Jose (Wly) Dos Santos (Português), Tendro Ramaharitra (Français), Robert Hijmans (Nederlands), Peter Desmet (Nederlands)

Preferred citation:
Wieczorek C, J Wieczorek (2019) Georeferencing Calculator (version 20191111). Available: http://georeferencing.org/georefcalculator/gci3/source/gci3.html. Accessed [yyyy-mm-dd].

Calculations based on:
Wieczorek J (2001) MaNIS/HerpNet/ORNIS Georeferencing Guidelines. Museum of Vertebrate Zoology, University of California, Berkeley. Available: http://georeferencing.org/georefcalculator/docs/GeorefGuide.html.

Wieczorek J, Hijmans R, Guo Q (2004) Point-radius method for georeferencing locality descriptions and calculating associated uncertainty. International Journal of Geographical Information Science 18(8):745-767. Available: http://georeferencing.org/georefcalculator/docs/Wieczoreketal2004PointRadius.pdf

Related references:
Chapman AD, Wieczorek J (eds.) (2006) Guide to Best Practices for Georeferencing. Copenhagen: Global Biodiversity Information Facility. Available: http://www.gbif.org/resource/80536

Wieczorek J, Bloom D, Constable H, Fang J, Koo M, Spencer C, Yamamoto K (2011) Georeferencing Quick Reference Guide. Museum of Vertebrate Zoology, University of California, Berkeley. Available: http://georeferencing.org/georefcalculator/docs/GeoreferencingQuickReferenceGuide.pdf

Source code:
https://github.com/VertNet/georefcalculator

Desktop version:
https://github.com/VertNet/georefcalculator/releases

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