篇名：Fractional programming methodology for multi-attribute group decision-making using IFS 作者：Deng-Feng Lia, b, , , , Yong-Chun Wangb, Shu Liub and Feng Shana
期刊：Applied Soft Computing
卷册：Volume 9, Issue 1,
年份： January 2009,
页码： Pages 219-225
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