[GRASS-user] I'm looking for the web page about vector structure

Jarek Jasiewicz jarekj at amu.edu.pl
Tue Oct 17 16:40:49 EDT 2006

Few month ago I found on the web interesting web page where topological 
strucutre, relation and hierarchy of vector file were explained with 

and I lost it...

If somebody knows where the page can be and send me the link I will be 
very gratefull
I found it accidentaly so simple "topology" in google gives no result...


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