Kang-o Yi

• Hanʼguk sinhŭng chonggyo chʻonggam
• Hanʾguk kŭndaesa e issŏsŏ ŭi Tonghak kwa Tonghak nongmin undong
• Sŏul kŭrin t'ŭrŏsŭt'ŭ
• Sunchʻang chibang ŭi chŏntʻong munhwa kaebal ŭl wihan yŏnʼgu