7Chang D Y. Applications of the extent analysis method on fuzzy AHP[J]. European Journal of Operational Research, 1996, 95: 649-655.
8Cheng C H, Yang K L, Hwang C L. Evaluating attack helicopters by AHP based on linguistic variable weight[J]. European Journal of Operational Research, 1999, 116(2): 423 -443.
9Felix T S, Chan N, Kumar M K, et al. Global supplier selection: A fuzzy-AHP approach[J]. International Journal of Production Research, 2008, 46(14): 3825-3857.
10Sun Q, Chen P, Zhang D, et al. Pattern recognition for automatic machinery fault diagnosis[J]. Transactions of the ASME, J Vibr Acoust, 2004, 126(2): 307- 316.