An environmentally friendly electroanalytical determination of phentachlorophenol in a heavily contaminated soil - Codognoto, Lúcia; Zuin, Vânia Gomes; Souza, Djenaine de; Yariwake, Janete Harumi; Machado, Sergio Antonio Spinola; Avaca, Luís Alberto (Annual Meeting of the International Society of Electrochemistry, 2004)