TY - JOUR T1 - Self-organizing maps in chemotaxonomic studies of Asteraceae: a classification oftribes using flavonoid data JO - Journal of the Brazilian Chemical Society A1 - Emerenciano, Vicente P. A1 - Barbosa, Karina O. A1 - Scotti, Marcus T. A1 - Ferreira, Marcelo J.P. SN - 0103-5053 UL - 10.1590/S0103-50532007000500004 VL - 18 Y1 - 2007 PB - Brasil ER -