is there any document about texture3d?

please i want some document about 3dtexture
so if u have some link!!!
i m waiting

You have the specification in the registry
http://oss.sgi.com/projects/ogl-sample/registry/EXT/texture3D.txt

Some small changes was made when it become a core function, but i think all of them are in the opengl 1.2 specification.

thanks
if u find somthing else dont forget me