Kukpang ŭi kujo, munhwajŏk hujinsŏng kŭkpok ŭl wihan kukpang sŏnjinhwa lip'ot'ŭChin-gyu Yi · First published 2010Open the Tome
Widaehan suryŏng Kim Il-sŏng Tongji kkesŏ palkʻisin sahoejuŭijŏk nongŏp nodong posuje e kwanhan ironChin-gyu Yi · First published 1986Open the Tome