Faraz Jilani, Ghulam Raza Shah Rizvi, and Rahool Rai. “UNCOVERING THE BARRIERS TO SUSTAINABLE TRANSPORTATION: A RESEARCH STUDY OF ENERGY-EFFICIENT AUTOMOBILES IN KARACHI, PAKISTAN”. Spectrum of Engineering Sciences, vol. 3, no. 10, Oct. 2025, pp. 982-97, https://thesesjournal.com/index.php/1/article/view/1307.