Ogunleye, U O, R Audu, A M Hassan, and M Abdulkadir. “Environmental Impacts of Automotive Air Conditioning System Maintenance Practices Embraced by Service Technicians in Niger State, Nigeria”. Journal of Sustainability and Environmental Management 1, no. 2 (May 26, 2022): 233–240. Accessed December 6, 2025. https://www.nepjol.info/index.php/josem/article/view/45371.