Kŭllobŏl kŏbŏnŏnsŭ wa Pukhan ŭi pŏp ch'eje chŏnhwan chŏnmangTae-gyu Yun, Kim, Tong-yŏp (Researcher of North Korea) · First published 2016Open the Tome
Chogŭm man tŏda kasŏmyŏn sŏro ka kkot i toeŏssŭl irŭmTong-yun Kim · First published 1990Open the Tome