1. Azcona, María del Mar, (2015) “‘We Are All Uxbal’: Narrative Complexity in the Urban Borderlands in Biutiful.” Journal of Film and Video 67 (1):3–13.
2. Beasley-Murray, Jon. Posthegemony: Political Theory and Latin America. Minneapolis: Minnesota University Press, 2010.
3. Biutiful, directed by Alejandro González Iñárritu (2010; Optimum Home Entertainment, 2011), DVD.
4. Björk. “Unravel.” Homogenic. Elektra Entertainment 37701090, 1997, compact disc.
5. Bowlby, John. Attachment and Loss Volume 1: Attachment. London: Pimlico, 1997.