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다국어입력
1
Daniels, P W, 530.9-D186s | Routledge | 1991 530.9-D186s,
2
Tor Arne Johansen, | Institute of Electrical and Electronics Engineers | 2005 ,
3
Daniel Sbarbaro, | Institute of Electrical and Electronics Engineers | 2005 ,
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Orley C. Ashenfelter, | american economic association | 2013 ,
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Daniels, M. J., | Pergamon | 2007 ,
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Daniels, M. J., | Pergamon | 2004 ,