BateGarba Barde, and Sam-UketNwuyi Okori. 2023. “HEAVY METALS POLLUTION INDICES IN TANNERY SLUDGE FERTILIZED FARMS AROUND HAUSAWAN KABA, KANO, NIGERIA”. FUDMA JOURNAL OF SCIENCES 3 (4), 61 - 66. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1621.