APA (7th ed.) Citation

Liang Chun-Sheng, Liu Huan, He Ke-Bin, Ma Yong-Liang, & Nature. Assessment of regional air quality by a concentration-dependent Pollution Permeation Index.

Chicago Style (17th ed.) Citation

Liang Chun-Sheng, Liu Huan, He Ke-Bin, Ma Yong-Liang, and Nature. Assessment of Regional Air Quality by a Concentration-dependent Pollution Permeation Index.

MLA (9th ed.) Citation

Liang Chun-Sheng, et al. Assessment of Regional Air Quality by a Concentration-dependent Pollution Permeation Index.

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