1. 

   hylt

   http://www.cfrn.com.cn/paper/paper_inf.php?paperid=651

    

   hylt, Jan 29, 2005

   #1
2. 

   hylt

   http://glxy.swjtu.edu.cn/iqte2004/zhushu.html

    

   hylt, Jan 30, 2005

   #2

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