[1]
Kemerich, P.D. da C., Ritter, L.G. and Borba, W.F. de 2014. Indicators of environmental sustainability: methods and applications.
Monografias Ambientais
. 13, 4 (Nov. 2014), 3718–3722. DOI:https://doi.org/10.5902/2236130814411.