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Potzernheim, M.C.L.; Bizzo, H.R.; Vieira, R.F., Analysis of the essential oil of three species of Piper collected in the region of the Distrito Federal (Cerrado - Brazilian Savannah) and comparison with oils of plants from region of Paraty, State of Rio de Janeiro (Atlantic Rain Forest), Brazilian Journal of Pharmacognosy, 2006, 16, 2, 246-251. [all data]