Shehu, Patrick, Bulus Azi, Solomon Dyachia Zakka, Alheri Tanimu, Nuhu Akanbi-Lawal, and Ayaka Yakubu. “Effect of Mishandling and Vending of Used Engine Oil on the Environment, Health and Urban Planning in Kaduna Metropolis: A Call to Action for a Paradigm Shift”. Urban Planning and Construction 1, no. 1 (August 11, 2024): 9–25. Accessed June 23, 2026. https://ojs.bilpub.com/index.php/upc/article/view/100.