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Second Phase of GIS (1 janv. 1973 – 1 janv. 1981)

Description:

Standardization of data collection and methodologies.
(Coppock and Rhind, 1991)

Ajouté au bande de temps:

GIS_TIMELINE

22 sept. 2017

0

0

1059

Date:

1 janv. 1973

1 janv. 1981

~ 8 years

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