Referencias
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Arce, M. & Carrión, J. (2010). “Presidential Support in a Context of Crisis and Recovery in Peru, 1985-2008” Journal of Politics in Latin America, vol 2, n°1, pp. 31-51.
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Baum, M. A. & Kernell, S. (2001). “Economic Class and Popular Support for Franklin Roosevelt in War and Peace” Public Opinion Quartely vol. 65, n°2, pp.198-229.
Buendia, J. (1996). "Economic Reform, Public Opinion, and Presidential Approval in Mexico, 1988-1993". Comparative Political Studies, vol. 29, n°5, pp. 566-591.