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1 janv. 1982 - Tomlinson estimates that there were over 1000 different GIS systems in use across the US.

Description:

(Coppock and Rhind, 1991)

Ajouté au bande de temps:

GIS_TIMELINE

BySait
22 sept. 2017
0
0
1060

Date:

1 janv. 1982
Maintenaint
~ Il y a 43 ans
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