Hae-sŏng Yi

• Arŭmdaun ttang, kkakchaengi nara Kʻaenada munhwa ilkki
• Korae
• Tʻongchʻi chʻeje ŭi mosun kwa hakkyo kyoyuk
• Tʻongchʻi chʻeje ŭi mosun kwa hakkyo kyoyuk
• Yŏksajŏk kyoyuk sahoehak ŭi chaengjŏm kwa pangbŏp