Open to the public interested in geomatics for professional use, it offers the opportunity to consult many documents in the areas of acquisition, processing and exploitation of geographic data.
It responds to inquiries from IGN agents, students (and the public outside to the extent of its means). Interlibrary loan is possible.
Through its portal, the CDOS gives access to its catalog and distributes thematic bulletins around the positioning, the imagery, the forest and the use of geographical information systems.
Website : https://documentation.ensg.eu/
Updated the 5 November 2018△