Yŏng-hwi Kim

Son Pyŏng-hŭi ŭi ch'ŏrhak

Son Pyŏng-hŭi ŭi ch'ŏrhak

2019

Ch'uk ŭi sidae wa chonggyo kan taehwa

2014

Ch'oe Che-u ŭi ch'orhak

Ch'oe Che-u ŭi ch'orhak

2012

Uri hangmun ŭrosŏ ŭi tonghak

Uri hangmun ŭrosŏ ŭi tonghak

2007