Material nodes howto/tutorial ?

Hi,

are there any other tutorials and/or howtos about
material composition based on nodes othere than
these two:

http://mediawiki.blender.org/index.php/Tutorials/Nodes_Tutorial
http://mediawiki.blender.org/index.php/Tutorials/Nodes_Tutorial_Ref

Thank you very much for any help and/or hint in advance !
Keep blendering!
mcc

http://www.geneome.net/blender/writtentutorials/matnodes.html

i would love more information on this myself:o

Yes there is. Colin Litster has written extensively on nodes.

It’s a little known fact about Blender that nodes are actually impossible to understand.
Those who claim to do so are simply joking.