Kir-haeng Hŏ

• Hyŏptong chohap yutʻong saŏp ŭi palchŏn panghyang
• Imsanmul yutʻong kaesŏn mit kagyŏk anjŏng e kwanhan yŏnʼgu
• Nongsusanmul yutʻong chŏngbo chʻegye kaesŏn pangan yŏnʼgu