Wu, Liang-ChuanLiang-ChuanWuChou, Seng-ChoSeng-ChoChouYang, Chau-ChenChau-ChenYangOng, Chorng-ShyongChorng-ShyongOng2008-10-222018-07-092008-10-222018-07-092007http://ntur.lib.ntu.edu.tw//handle/246246/84659en-USEnhanced Index Based on Goal Programmingjournal article