“ASSESSMENT OF HEAVY METALS IN CHROMOLAENA ODORATA (L.) AROUND A DUMPSITE IN IBADAN, SOUTH WESTERN NIGERIA”. FULafia Journal of Science and Technology , vol. 5, no. 2, Dec. 2019, pp. 126-35, https://lafiascijournals.org.ng/index.php/fjst/article/view/223.