GRASS How To: What is a GIS?
There are many ways to describe a Geographic Information System. Here are three working definitions (from David A. Hastings, 1992, Geographic Information Systems: A Tool … Read more
The Geographic Information Systems: GRASS How To
This document describes how to acquire, install and configure a powerful scientific public-domain Geographic Information System (GIS): the Geographic Resources Analysis Support System (GRASS). It provides information on other resources for learning more about GRASS and GIS in general.