In, Kwŏn-hwan

1937

• Chʻungnam pukpu chiyŏk ŭi chŏntʻong ŏnŏ wa munhak
• Koryŏ sidae Pulgyosi ŭi yŏnʼgu
• Tʻokki chŏn, Sugungga yŏnʼgu