Han'guk sŏwŏn ŭi chŏnt'ong kach'i wa hyŏndaejŏk kyesŭngHae-jun Yi, Sang-hae Yi · First published 2018Open the Tome
Haeyang kwa Tong Asia ŭi munhwa kyoryuHae-yŏng Yi, Yi, Sang-u (Researcher of East Asia) · First published 2014Open the Tome
Munmyŏng ŭi ch'unggyŏk kwa kŭndae Tong Asia ŭi chŏnhwanHae-yŏng Yi, Yi, Sang-u (Researcher of East Asia) · First published 2012Open the Tome
