Adeniyi, A A, and O O Okedeyi. 2004. “ASSESSING THE SPECIATION PATTERN OF LEAD AND ZINC IN SURFACE WATER COLLECTED FROM ABEGEDE CREEK, IJORA AND LAGOS”. Biological Sciences - PJSIR 47 (6):430-34. https://v2.pjsir.org/index.php/biological-sciences/article/view/1564.