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kim.dong-gyun.. park.woon-sup.. jeung.nam-seuk.. kim.doo-kyung.. lee.kyung-tae

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kim.dong-gyun.. park.woon-sup.. jeung.nam-seuk.. kim.doo-kyung.. lee.kyung-tae
staffs.of.currency.issue.dept.. bank.of.korea.
2006.08.. seoul.