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  1. Hyo ran muŏt inʼga: tongyang yulli, Kidokkyo yulli, sŏyang yulli rŭl pigyohan hyo ŭi yŏnʼgu.Sŏng-bŏm Yun - 1994 - Sŏul Tʻŭkpyŏlsi: Samil Sŏjŏk. Edited by Sŏng-bŏm Yun.
     
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  2. Hyo: Sŏyang yulli, Kidokkyo yulli, Yugyo yulli ŭi pigyo yŏnʼgu.Sŏng-bŏm Yun - 1973 - Sŏul Tʻŭkpyŏlsi: Sŏul Munhwasa.
     
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  3. Tongsŏ sadoron.Sŏng-bŏm Yun (ed.) - 1976
     
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