Alfredo Kingo Oyama Homma; Oscar Lameira Nogueira; Antônio José Elias Amorim de Menezes; José Edmar Urano de Carvalho; Clarisse Maia Lana Nicoli; Grimoaldo Bandeira de Matos........................................................................................................................................
Non-metallic mineral industry and its supply-chain indices in North Region economy: an approach on input-output matrices and social accounting from 1985 to 1999
David Ferreira Carvalho ...........................................................................................................