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다국어입력
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Olsen, Michael D., 591.9518-O52s | Cassell | 1996 591.9518-O52s,
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Yi Wu, | Institute of Electrical and Electronics Engineers | 2007 ,
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Olsen, D. H., | Pergamon | 2010 ,
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Solnet, D. J., | Pergamon | 2014 ,
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