The Newsroom (2010) Modern Service Industry. China’s Economic and Trade Tribune, No. 19, 12-14.
 Zhao, J.P. and Wang, Z.W. (2010) The Research on the Problems and the Countermeasures of Daqing High-Tech Zone of Modern Productive Service Industrial Cluster. No. 1, 15-17.
 Jin, M. (2013) The Research of Industry Development in Gansu Province Based on Cluster. Lanzhou University, Lanzhou, No. 9, 56-87
 Li, Y. Andwang, H.J. (2011) Liaoning Modern Service Industry and Other Industries Interaction Research. Journal of Economic Management and the Humanities, No. 03, 899-901.
 Hong, Z.G., Li, Y., Fan, Z.G. and Wang, Y. (2002) The Calculations of AHP and RI. Computer Engineering and Application, No. 12, 45-47.