Isaac Singer姜台芬TAI-FEN CHIANG2020-03-062020-03-0619790303-0849https://scholars.lib.ntu.edu.tw/handle/123456789/471678journal article10.6637/CWLQ.1979.8(6).184-193http://dx.doi.org/10.6637/CWLQ.1979.8(6).184-193