O Estado do Pará e a democratização do subsolo
By: Hildegardo de Figueiredo Nunes.
Publisher: [s.n.]
Published: 2000
Place of publication: Belém, Pará
Language: por
Number of pages: 71
Subjects: Mineral industries -- Brazil -- Pará (State); Mining law -- Brazil -- Pará (State); Mining claims -- Brazil -- Pará (State)