Bibliography

• Bivand, R., 2005, Interfacing GRASS 6 and R: Status and development direction. GRASS Newletter June 2005, Vol.3, http://grass.itc.it/newsletter/

• GDF Hannover, 2005, An introduction to the practical use of the Free Geographical Information System GRASS 6.0. Published under GNU FDL, http://www.gdf-hannover.de/literature

• Neteler, M., H. Mitasova, 2004, Open Source GIS: A GRASS GIS Approach. 2nd Edition. 424 pages, Kluwer/Springer, ISBN: 1-4020-7088-8. Online supplement: http://mpa.itc.it/grasstutor/