APA

Lei L., Yongqi L., Kebin H., World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), Yongqi L. & Kebin H.Study on energy use and SO2 emission control in China. : .

Chicago

Lei Li, Yongqi Lu, Kebin He, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), Yongqi Lu and Kebin He.Study on energy use and SO2 emission control in China. : .

Harvard

Lei L., Yongqi L., Kebin H., World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), Yongqi L. and Kebin H.Study on energy use and SO2 emission control in China. : .

MLA

Lei Li, Yongqi Lu, Kebin He, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), Yongqi Lu and Kebin He.: . .