@article{articlea1ba6760,
title   = {Determination and fractionation of barium in Brazil nuts},
author = {Gonçalves, Alexandra M. and Fernandes, Kelly G. and Ramos, Luiz Antonio and Cavalheiro, Eder Tadeu Gomes and Nóbrega, Joaquim de Araújo},
year = {2009},
doi = {10.1590/s0103-50532009000400020},
journal   = {Journal of the Brazilian Chemical Society}
}