Salman Ali, Tansif Ur Rehman, and Munesh Kumar. “Barriers to Environmental Compliance in Public Transport: A Study on Emission and Noise Pollution Law Awareness in Karachi”. Wah Academia Journal of Social Sciences 4, no. 1 (June 15, 2025): 1422–1436. Accessed August 10, 2026. https://wahacademia.com/index.php/Journal/article/view/225.