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  1. By: Machado, FH - Silva, LF - Dupas, Francisco Antonio - Mattedi, AP - Vergara, Fernán
    Type: Article
    In: Instituto Internacional de Ecologia
    Date: 2014-08-01
    Publication Info: Instituto Internacional de Ecologia
    Subjects: Brazil  Contingent valuation  developing country  economic valuation of water resources  Environmental protection  urban watersheds  
  2. By: Monteiro, Julio Marcelino - Araújo, Elcida de Lima - Amorim, Elba Lúcia Cavalcanti de - Albuquerque, Ulysses Paulino de.
    Type: Article
    In: Acta Botanica Brasilica
    Date: 2012-03-01
    Subjects: Caatinga  Contingent valuation  medicinal plant  
  3. By: Vieira, Irlaine R. - Oliveira, Jefferson S. - Santos, Kelly P. P. - Silva, Geisiane O. - Vieira, Fábio José - Barros, Roseli F. M.
    Type: Article
    In: Sociedade Botânica do Brasil
    Date: 2016-01-01
    Publication Info: Sociedade Botânica do Brasil
    Subjects: Contingent valuation  handicrafts  Harvesting  non-timber forest products (NTFP)  palm tree