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

Descrizione:

(Coppock and Rhind, 1991)

Aggiunto al nastro di tempo:

GIS_TIMELINE

22 set 2017

0

0

1059

Data:

1 gen 1982 anni

Adesso

~ 43 years ago

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