Gestión del vacío. Gap Management.

http://ed.ted.com/lessons/the-hidden-meanings-of-yin-and-yang-john-bellaimey

https://www.ted.com/talks/jennifer_golbeck_the_curly_fry_conundrum_why_social_media_likes_say_more_than_you_might_think?language=en

http://elpais.com/elpais/2015/02/20/eps/1424453237_284309.html#bloque_comentarios

http://m.marketingdirecto.com/actualidad/marketing/si-christian-grey-encarnase-al-marketing-estas-serian-sus-50-sombras/