Amponsah, K. D. ., F. K. Boateng, and S. M. . Mohammed. “Pre-Service Science teachers’s Conceptual Understandings of Electrochemistry”. African Journal of Chemical Education, vol. 11, no. 2, Sept. 2021, pp. 129-50, https://www.ajol.info/index.php/ajce/article/view/214459.