Columbia subject headings:
Brazil. Artigo 29 do Ato das Disposições Constitucionais Transitórias.
Brazil. Lei no. 541, de 15 de dezembro de 1948.
Regional planning--Brazil--São Francisco River Valley (Minas Gerais-Alagoas and Sergipe)
São Francisco River Valley (Minas Gerais-Alagoas and Sergipe, Brazil)--Economic policy.
Harvard subject headings:
Princeton subject headings:
Regional planning--Brazil--São Francisco River Valley Region.
São Francisco River Valley (Minas Gerais-Alagoas and Sergipe, Brazil)--Economic policy.