Luz e sombra....INTERESSANTE

http://saioborba.blogspot.com/2010/01/luz-e-sombra-voce-sabe-o-que-e.html

http://saioborba.blogspot.com/2009/12/2-parte-sobre-sombra.html

http://saioborba.blogspot.com/2009/12/sobre-sombra-3-parte.html

http://saioborba.blogspot.com/2009/12/sobre-sombra-4-parte.html