TY - JOUR TI - Sensitive and reproducible quantification of 'Cu POT. 2+' by stripping with a carbon paste electrode modified with humic acid PY - 2003 AU - Thobie-Gautier, Christine AU - Silva, Wilson Tadeu Lopes da AU - Rezende, Maria Olimpia de Oliveira AU - El Murr, Nabil T2 - Journal of Environmental Science and Health, Part A SN - 1093-4529 PP - New York VL - A38 IS - 9 SP - 1811-1823 ER -