@article{article11146680,
title   = {Cu, Fe, Mn and Zn distribution in protein fractions of Brazil-nut, cupuassu seed and coconut pulp by solid-liquid extraction and electrothermal atomic absorption spectrometry},
author = {Naozuka, Juliana and Oliveira, Pedro Vitoriano de},
year = {2007},
doi = {10.1590/s0103-50532007000800015},
journal   = {Journal of the Brazilian Chemical Society}
}