ISO 19125

ISO 19125

[1] Simple Feature Access - Part 2: SQL Option | OGC () <http://www.opengeospatial.org/standards/sfs>

[2] Simple Feature Access - Part 1: Common Architecture | OGC () <http://www.opengeospatial.org/standards/sfa>

[3] Simple Features - Wikipedia () <https://en.wikipedia.org/wiki/Simple_Features>