[1] S.-J. Zhang, “Literature Review of Patent Strategy Study in China,” Management of Science and Technology, Vol. 2, 2011, pp. 174-175.
[2] Z.-Q. GE and J. Yang, “The Experimental Study on the Patent Application of Universities and Colleges in China,” Journal of UESTC of China, Vol. 35, No. 2, 2006, pp. 285-286.
[3] Z.-Q. GE, B. Zhang and T. Jin, “An Empirical Study on the Relationship between Input of R & D and Patent in China,” Proceedings of 2004 International Conference on Management Science and Engineering, Orient Academic Forum Beijing-Sidney, September 15-25, 2004, pp. 118- 120.
[4] B.-J. Li and H.-Y. Liu, “A Solving Method of Overdetermined Systems,” Journal of Shenyang University of Technology, Vol. 24, No.1, 2002, pp. 76-77.