Chen, Jiandong, Jie Qi, Ming Gao, Yijing Li, and Malin Song. “Economic Growth, Air Pollution, and Government Environmental Regulation: Evidence from 287 Prefecture-Level Cities in China”. Technological and Economic Development of Economy 27, no. 5 (August 31, 2021): 1119-1141. Accessed November 23, 2024. https://jau.vgtu.lt/index.php/TEDE/article/view/14875.