Yu-gyŏng An

Sŏngnihak iran muŏt in'ga [chŭ

Sŏngnihak iran muŏt in'ga [chŭngbop'an]

2021

T'oegye hakp'a ŭi simsŏngnon

T'oegye hakp'a ŭi simsŏngnon

2016

Yugyo nŭn chonggyo in'ga

Yugyo nŭn chonggyo in'ga

2011

Karam Yi Hyŏn-il ŭi chʻŏrhak s

Karam Yi Hyŏn-il ŭi chʻŏrhak sasang

2009