Nae Chwimi Nunyo, Norae Hago Nodong IraeyoSang-Hyu Yi, Yong-Sik Yi, Pyong-Su Chu, Hon-Gang So · First published 2021Open the Tome
Modun Chaeang Ul Ttibae e Ttuiwo PonaejiSang-Won Kim, Kyong-Yop Yi, Pyong-Su Chu, Sang-Su Kim · First published 2018Open the Tome
Ku Han'guk oegyo munsŏ pŏban Chŏlla-do kyoanChu-sŭng Pyŏn, Yun-sŏn Cho, Hang-nyŏng O, U-ch'ŏl Kim, Sang-sik Yi, Sŏn-a Yi, Yong-sik Mun · First published 2017Open the Tome
