Huang, L.-F.L.-F.HuangLee, C.-F.C.-F.LeeTseng, J.-C.J.-C.TsengLuh, T.-Y.T.-Y.Luh2010-09-202018-07-102010-09-202018-07-102006-11http://ntur.lib.ntu.edu.tw//handle/246246/204724en-USjournal article