APA

Chen J., Yan D., Zhang J., University of Petroleum, World Petroleum Congress (15th. : 1997 : Beijing), Yan D., Zhang J. & University of Petroleum.Pipeline transportation of waxy crudes in China. : .

Chicago

Chen Jiquing, Yan Dafan, Zhang Jingjun, University of Petroleum, World Petroleum Congress (15th. : 1997 : Beijing), Yan Dafan, Zhang Jingjun and University of Petroleum.Pipeline transportation of waxy crudes in China. : .

Harvard

Chen J., Yan D., Zhang J., University of Petroleum, World Petroleum Congress (15th. : 1997 : Beijing), Yan D., Zhang J. and University of Petroleum.Pipeline transportation of waxy crudes in China. : .

MLA

Chen Jiquing, Yan Dafan, Zhang Jingjun, University of Petroleum, World Petroleum Congress (15th. : 1997 : Beijing), Yan Dafan, Zhang Jingjun and University of Petroleum.: . .