Alpha transparency in C4 Engine (C4 engine WIKI). This tutorial is C4 Engine fully oriented, but maybe you can extract useful information for your own projects..

Creating the hair for the spider model. You can see the spider model at the end of the portfolio 2008.

Making of the spherebot. This is a small model I made to test the look of the soldier's armor.

Introduction to shader editing. A very basic introduction to the C4 shader editor.

http://www.cg-node.com/ (Spanish)

http://www.3dpoder.com/ (Spanish)

http://www.stratos-ad.com/ (Spanish)

http://www.gamedev.net/ (game development)

http://www.devmaster.net/ (programming oriented)

http://www.codepixel.com/ (programming oriented- Spanish)

Granada and CGI:

http://www.genomaanimation.com/ - Genoma Animation Studios.

http://www.aulagenoma.com/ - 3D education initiative from Genoma Animation Studios.

http://www.kandorgraphics.com/ - Kandor Moon Studios.

http://www.blueshadowgames.com/ - Blue Shadow Games.

http://www.energylit.com/ - My wife's business. English-Spanish translator specialized in literature.

http://www.ramonmlopez.com/ - My dad's website. Oil and acrylic paintings.

http://www.genomaanimation.com/ - Juanma Sánchez - CEO

http://www.migueldiazlopez.com/ - Miguel Díaz - 3D artist

http://genomax.byethost7.com/eghin/portada.htm - Juan Ruiz - 3D artist

http://artlacal.blogspot.com/ - Miguel Lacal - 2D artist

http://www.soniadecastro.com/ - Sonia de Castro - Telecommunications engineer currently working at Lander Simulation.

http://www.programadorphp.org/ - Juan Belon - Freelance programmer.