TY - JOUR T1 - Polychlorinated dibenzo-p-dioxins (PCDD), dibenzofurans (PCDF) and polychlorinated biphenyls (PCB): main sources, environmental behaviour and risk to man and biota JO - Química Nova A1 - Pereira, Márcia de Souza SN - 0100-4042 UL - 10.1590/S0100-40422004000600018 VL - 27 Y1 - 2004 PB - Brasil ER -