O.P A, P. A, A. AA. Phytoaccumulation of zinc and iron by Jatropha curcas grown in used lubrication oil-contaminated soil. Malaysian J. Sci. [Internet]. 2010 Dec. 30 [cited 2024 Dec. 5];29(3):207-13. Available from: http://ijie.um.edu.my/index.php/MJS/article/view/7388