|TMzn||Transverse Mercator (map projection) for a fixed zone|
|LAEA||Lambert Azimuthal Equal-Area (map projection)|
|LCC||Lambert Conformal Conic (map projection)|
|GRS80||Geodetic Reference System (1980)|
|ETRS89||European Terrestrial Reference System (1989)|
|PT-TM06||ETRS89 datum for mainland Portugal based on TMzn (2006)|
|OAM Portugal||Official Administrative Map of mainland Portugal (2016)|
|OAM Algarve||Official Administrative Map of the Algarve (2016)|
|Geodetic Algarve||Geodetic network of the Algarve (2016)|
|NAM Algarve||New Administrative Map of the Algarve (2016)|
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