Yi Sang-hwa, Yi Chang-hŭi sisŏnSang-hwa Yi, Chang-hŭi Yi, Hyŏn-suk Chang · First published 2014Open the Tome
Pukhan che 7-ch'a tang taehoe p'yŏngka wa ellit'ŭ pyŏndongSang-suk Yi · First published 2016Open the Tome
Chosŏn hugi Tongnae chiyŏk sahoe ŭi ellitʻŭ wa Chʻŏnjugyo suyongjadŭl kŭrigo i e kwanhan ko munsŏSŏn-hŭi Min, Suk-kyŏng Son, Hun-sang Yi · First published 1995Open the Tome
Yŏsŏng kwallyŏn sahoe tʻonggye mit chipʻyoChŏng-suk Kang, Sang-gyŏng Yi · First published 1986Open the Tome
