Melfi, A. J., S. M. S. Oliveira, A. Carvalho, G. Friedrich, A. Marker, and M. Kanig. “LATERITIC EVOLUTION OF THE JACUPIRANGA ALKALlNE COMPLEX, SP”. Geochimica Brasiliensis, vol. 2, no. 1, July 2011, pp. 119-26, https://geobrasiliensis.emnuvens.com.br/geobrasiliensis/article/view/18.