Camargo, P. L., T. S. Barcelos, C. V. L. Rigueira, M. de M. Carvalho, and J. E. de C. Dias. “Description of Duties and Environmental Valuation of Natural Properties of Waterfall Serrinha, Mariana, Minas Gerais According to the Methodology to Costanza (1997 )”. Ciência E Natura, vol. 36, no. 2, July 2014, pp. 137-52, doi:10.5902/2179460X12747.