Yŏnse Taehakkyo. Kukhak Yŏn'guwŏn

• Chŏntʻong ŭi pyŏnyong kwa kŭndae kaehyŏk
• Chŭngbo Koryŏsa saegin
• Chungse sahoe ŭi pyŏnhwa wa Chosŏn kŏnʾguk
• Chʻunwŏn Yi Kwang-su munhak yŏnʾgu
• Han'guk t'oji yongŏ sajŏn
• Hanʼguk chungse ŭi chŏngchʻi sasang kwa churye
• Hanʼguk sirhak sasang yŏnʼgu
• Hanʾguk kŭndae ihaenggi chungin yŏnʾgu
• Ilche singminji sigi saero ilki
• Ilche ŭi singmin chibae wa ilsang saenghwal
• Kaehang chŏnhu Hanʼguk sahoe ŭi pyŏndong
• Koguryŏsa yŏnʼgu