4Saaty T L. The Analytic Hierarchy Process[M]. New York: McGraw- Hill, 1980.
5Beynon M. An analysis of priority values from alternative comparison scales within AHP[J ]. European Journal of Operational Research,2002,140 : 104 - 117.
6Jiang Y P, Fan Z P, Wang X R. A lagrange multiplier ranking method for the fuzzy judgment matnx[C]//International Conference of Management .Science & Engineeriny (ICMSE 2001). Haerbin,China: [s. n. ], 2001.