Brobbey, Williams, and Cynthia Twumasi. “Evaluating the Effectiveness of Shea Butter Cake (SBC) As an Earth-Grounding Material Compared to Alternative Conductive Backfills”. International Journal of Research in Engineering, Science and Management 7, no. 6 (June 17, 2024): 94–99. Accessed June 30, 2024. https://journal.ijresm.com/index.php/ijresm/article/view/3084.