Armelin, M. J. A., V. A. Maihara, S. M. Cozzolino, P. S. Silva, and M. Saiki. “Concentrations of Se, Ba, Zn and Mn in Brazil Nuts”. Brazilian Journal of Radiation Sciences, vol. 7, no. 2A (Suppl.), Feb. 2019, doi:10.15392/bjrs.v7i2A.701.