TY - JOUR T1 - Usefulness of pyrolysis coupled to gas chromatography/mass spectrometry for evaluating the reproducibility of commercial samples of Cymbopogon citratus Stapf., Poaceae JO - Revista Brasileira de Farmacognosia A1 - Oliveira, Eduardo J. A1 - Alvarez, Enrique D. A. A1 - Lima, Naiana G. P. B. A1 - Macedo, Rui O. SN - 0102-695X UL - 10.1590/S0102-695X2010000100019 VL - 20 Y1 - 2010 PB - Brasil ER -