@article{article4755f739,
title   = {Copper determination in biological materials by ETAAS using W–Rh permanent modifier},
author = {Lima, Eder Claudio and Barbosa Junior, Fernando, and Krug, Francisco José and Tavares, Aline},
year = {2002},
doi = {10.1016/s0039-9140(02)00011-5},
journal   = {Talanta}
}