APA (7th ed.) Citation

Sun, B., & Li, J. Asymmetric effects of natural and socioeconomic factors on PM2.5 pollution in Chinese counties. Nature Portfolio.

Chicago Style (17th ed.) Citation

Sun, Biao, and Jihong Li. Asymmetric Effects of Natural and Socioeconomic Factors on PM2.5 Pollution in Chinese Counties. Nature Portfolio.

MLA (9th ed.) Citation

Sun, Biao, and Jihong Li. Asymmetric Effects of Natural and Socioeconomic Factors on PM2.5 Pollution in Chinese Counties. Nature Portfolio.

Warning: These citations may not always be 100% accurate.