Lin, Ching-YuChing-YuLin2009-02-272018-07-062009-02-272018-07-062006http://ntur.lib.ntu.edu.tw//handle/246246/142015application/pdf150606 bytesapplication/pdfen-USjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/142015/1/30.pdf