[Geoinquiets Barcelona] crowdsourcing, volunteered geographic information and authoritative data?

[geo inquiet]

Un altre article que cal llegir:
What’s the distinction between crowdsourcing, volunteered geographic
information and authoritative data?

http://www.vector1media.com/spatialsustain/whats-the-distinction-between-crowdsourcing-volunteered-geographic-information-and-authoritative-data.html

Marc
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