Han'guk minjujuŭi ŭi chaktong wŏlli Han'guk esŏ tasu nŭn ŏttŏk'e hyŏngsŏng toenŭn'ga - Mun, U-jin (Koryŏ Taehakkyo Ch'ulp'an Munhwawŏn, 2018)