From Geoportals to Geographic Knowledge Portals

Author: Vockner Bernhard   Richter Andreas   Mittlböck Manfred  

Publisher: MDPI

E-ISSN: 2220-9964|2|2|256-275

ISSN: 2220-9964

Source: ISPRS International Journal of Geo-Information, Vol.2, Iss.2, 2013-03, pp. : 256-275

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Abstract