Pereira, L. B. F., and J. A. Souza Neto. 2012. “CYANIDE DISTRIBUTION IN THE STREAM SEDIMENTS AND TAILINGS AT THE BONFIM (W-Aa-Bi-Te) MINE, NORTHEASTERN BRAZIL”. Geochimica Brasiliensis 21 (3). https://geobrasiliensis.emnuvens.com.br/geobrasiliensis/article/view/271.