Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=48891#.VDc0NFfHRK0 Author(s) Dalson Britto Figueiredo Filho , Enivaldo Carvalho da Rocha , José Alexandre da Silva Júnior , Ranulfo Paranhos , Mariana Batista da Silva , Bárbara Sofia Félix Duarte Affiliation(s) Department of Political Science, Federal University of Pernambuco, Recife, Brazil . Department of Political Science, Federal University of Pernambuco, Recife, Brazil . Institute of Social Science, Federal University of Alagoas, Maceió, Brazil . Institute of Social Science, Federal University of Alagoas, Maceió, Brazil . Department of Political Science, Federal University of Pernambuco, Recife, Brazil . Department of Political Science, Federal University of Pernambuco, Recife, Brazil . ...
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