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861
862
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865
866
867
Chang yong sohn, | 현대문법학회 | 2011 ,
868
Kim Eungho, 539.2-K49mm | Republic of Korea ministry of environment | 539.2-K49mm,
869
870
장준석, 609.15-장76'이인 | 학연문화사 | 2017 609.15-장76'이인,