Home›Books›Sŭng-gon KimSŭng-gon KimNo biography available.Works (4)21-segi kugŏ iŭmssikkŭt yŏnʼguSaeropke yŏn'gu han Kugŏhak yŏn'gu nonmunjipKugŏ pusa pullyu21-segi Kugŏ tʻossi yŏnʼgu =