http://onlinelibrary.wiley.com/doi/10.1111/j.1467-9671.2010.01203.x/abstract
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http://onlinelibrary.wiley.com/doi/10.1111/j.1467-9671.2010.01203.x/abstract
_______________________________________________ Portugal mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/portugal