Holocene palaeoenvironmental reconstruction in norteastern Brazil inferred from polen, charcoal and carbon isotope records - Pessenda, Luiz Carlos Ruiz; Ledru, Marie-Pierre; Gouveia, S. E. M; Aravena, Ramon; Ribeiro, A. S.; Bendassolli, Jose Albertino; Boulet, Renné Georges Leon (The Holocene, 2005)