Altman, D. e Pérez-Liñán, A (2002) Assessing the quality of democracy: Freedom, competitiveness, and participation in eighteen Latin American countries’
Caramani (2023) Comparative Politics Caramani, D., ed. 2023. Comparative Politics. 6th ed. Oxford University Press
Dahl, R. (1991) Democracy and its critics
Dalton, R. J., Shin, D. C. e Jou, W. (2007) Understanding democracy: Data from unlikely places
Diamond, L. and Morlino, L. (eds) (2005) Assessing the Quality of Democracy
Held (2006) Models of democracy Held, D. (2006) Models of democracy. Cambridge: Polity Press.
Hogwood, B. W. and Gunn, L. A. (1985) Policy Analysis for the Real World
Huntington, S. (1991) The Third Wave: Democratization in the Late Twentieth Century
Levitsky, S. e Way, L. (2010) Competitive Authoritarianism
Linz, J. J. e Stepan, A. (1996) Problems of Democratic Transition and Consolidation: Southern Europe, South America, and Post-Communist Europe
Morlino, L. (2011) Changes for Democracy. Actors, Structures, Processes
O’Donnell, G., Cullell, J. V. e Iazzetta, O. M. (eds) (2004) The Quality of Democracy: Theory and Applications
Przeworski, A. et al. (2000) Democracy and Development: Political Institutions and Well-Being in the World, 1950-1990