Gustavo A. Flores-Macias, Gustavo Flores-Macias (編). After Neoliberalism?: The Left and Economic Reforms in Latin America. Oxford University Press, USA. 2012: 134 [2022-03-14]. ISBN 9780199891672. (原始內容存檔於2022-10-02). ... Lula's PT government enjoyed the congressional support of the conservative Liberal Party (PL),81 the vice ... system is fragmented but in disarray—the comparatively institutionalized party system in Brazil makes fragmentation more ...