warning: Parameter 2 to gmap_gmap() expected to be a reference, value given in /home/spatiala/public_html/book/includes/module.inc on line 497.

"Just a short word of congratulation about the open-source book project you launched yesterday; this is exactly the idea I have of the word ‘research’ (especially as a free-software advocate myself!), will try to help as much as possible."

— Pierre Roudier, Australian Centre for Precision Agriculture, The University of Sydney