Armelin, M. J. A., et al. “EFFECTS OF PHOSPHORUS ADDITIONS ON LEAD AND MERCURIUM BIOAVAILABILITIES IN A CONTAMINATED SOIL ”. Revista Brasileira De Engenharia De Biossistemas, vol. 8, no. 3, Dec. 2014, pp. 255-62, doi:10.18011/bioeng2014v8n3p255-262.