@article{article66218311,
title   = {On-line digestion in a focused microwave-assisted oven for elements determination in orange juice by inductively coupled plasma optical emission spectrometry},
author = {Fili, Sabrina P. and Oliveira, Elisabeth de and Oliveira, Pedro Vitoriano de},
year = {2003},
doi = {10.1590/s0103-50532003000300016},
journal   = {Journal of the Brazilian Chemical Society}
}