COSTA, I. S. L.; DA SILVA, G. F.; FERREIRA, M. V. Application of Zipf’s law to estimate undiscovered gold endowment in the Quadrilátero Ferrífero Province, Brazil. Journal of the Geological Survey of Brazil, [S. l.], v. 2, n. 3, p. 165–172, 2019. DOI: 10.29396/jgsb.2019.v2.n3.3. Disponível em: https://jgsb.cprm.gov.br/index.php/journal/article/view/84. Acesso em: 25 sep. 2022.