Ch'uk ŭi sidae wa chonggyo kan taehwaChŏng-bae Yi, Ch'an-su Yi, Han-yŏng Yi, Pŏphyŏn, Hye-jŏng Chŏng, Yong-hwi Kim · First published 2014Open the Tome
T'ŭkpyŏl Susa Pujang Yi Chong-ch'an ŭi Han'guk hyŏndaesa e ŏlk'in t'ŭkpyŏl susa iyagiChong-ch'an Yi · First published 2012Open the Tome
Wŏnʼgam Kuksa kasong ; Kŭnjae chip ; Ikchae chip ; Kŭbam chipCh'ungji, Chʻuk An, Che-hyŏn Yi, Chong-ch'an Yi · First published 1993Open the Tome
