Kuksa P'yŏnch'an Wiwŏnhoe sujip Chungguk, Taeman charyo p'yŏllamSang-il Yi, Ha, Hye-jŏng (Sinologist) · First published 2014Open the Tome
1960-yŏndae hyŏnsiljuŭi munhak pip'yŏng kwa maech'e ŭi pip'yŏng chŏllyakSang-il Ha · First published 2008Open the Tome