U-gyu Pak

• Hanʼguk kŏsi kŭmnyung ŭi chŏngchʻaek yŏnʼgu
• Hanʼguk kŏsi kŭmyung ŭi chŏngchʻaek yŏnʼgu
• Hanʾguk mulka pyŏndong kujo ŭi punsŏk kwa chŏngchʻaek taeŭng