Ize-Iyamu K. Osaro, Osakwe A. Stephen, Egbon E.Emmanuel, Ize-Iyamu O.Christie and Akpoveta O.Vincent 2012. The Use of Jatropha Gossypifolia Stem Latex and Chitosan in the Treatment of Brewery Sludge. International Journal of Research in Chemistry and Environment (IJRCE). 2, 3 (Jun. 2012), 199–203.