Azzoni, Carlos Alberto. “REGIONAL INCOME INEQUALITIES BY INCOME CLASS IN BRAZIL: IS INEQUALITY HIGHER AMONG RICH OR POOR PEOPLE?”. Revista Econômica do Nordeste 30, no. Suplemento Especial (julho 19, 1999): 586–595. Acessado janeiro 12, 2026. https://bnb.gov.br/revista/ren/article/view/1981.