Coordinate systems and map projections with EPSG.io (FOSS4G 2016 videos)
http://EPSG.io/ allows searching in a global database of spatial reference systems, datums, ellipsoids and projections to identify transformation parameters required
Read Morehttp://EPSG.io/ allows searching in a global database of spatial reference systems, datums, ellipsoids and projections to identify transformation parameters required
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