U T'ak Sŏnsaeng ŭi sasang kwa Yŏktong Sŏwŏn ŭi yŏksa = A thought of Woo Tak (1263-1342) & Yŏekdong Sŏwŏn's history - U, T'ak (Andong Taehakkyo, 1992)
Beinhaltet original works in classical Chinese-gelesen von rechts nach links