The Western - three articles on theories on this genre

from generos cinematográficos ::del musical a la era espacial

"The Western Myth - Approaching genre theory from the western."

http://www.icesi.edu.co/blogs/generoscine/2009/02/18/the-western-myth-approaching-genre-theory-from-the-western/

"The Western & the Westerner"
http://www.icesi.edu.co/blogs/generoscine/2009/03/06/the-western-the-westerner/

"A Semantic/syntactic approach to film genre"

http://www.icesi.edu.co/blogs/generoscine/2009/03/05/a-semanticsyntactic-approach-to-film-genre/