Verwijzingen naar literatuur en webΒΆ

GDAL-SOFTWARE-SUITE. Geospatial data abstraction library. https://gdal.org, 2013.

GRASS-PROJECT. Geographic resource analysis support system. https://grass.osgeo.org, 2013.

NETELER, M., AND MITASOVA, H. Open source gis: A grass gis approach, 2008.

OGR-SOFTWARE-SUITE. Geospatial data abstraction library. https://gdal.org, 2013.

OPEN-GEOSPATIAL-CONSORTIUM. Web map service (1.1.1) implementation specification. https://portal.opengeospatial.org, 2002.

OPEN-GEOSPATIAL-CONSORTIUM. Web map service (1.3.0) implementation specification. https://portal.opengeospatial.org, 2004.

POSTGIS-PROJECT. Spatial support for postgresql. http://postgis.refractions.net/, 2013.