Sallau, A. A., & Abubakar, A. B. (2019). Inhibition effect of ethanolic extract of Ipomoea batatas peel on the corrosion of Mild steel in hydrochloric acid medium. Journal of Science and Mathematics Letters, 8(1), 16–26. https://doi.org/10.37134/jsml.vol8.1.3.2020