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上一条 : 8. Zhang, H., Yang, Y., Guo H., & Ieee. (2011). Empirical Research of Agricultural Enterprise Risk Warning Based on BP Neural Network Model. In 2011 Chinese Control and Decision Conference, Vols 1-6 (pp. 3038-3043).
下一条 : 10. Guo H., & Zhao, Y. (2009). A Malmquist index method for Calculating contribution rate of agricultural S&T progress in Jilin Province.