Hyŏng-u Pak
"Kaesin'gyo ch'oech'o ŭi Han'guk sŏn'gyosa ro immyŏngdoen " Chon W. Heron charyojip
Chejungwŏn
Chejungwŏn
Hanʼguk kŭndae sŏyang ŭihak kyoyuksa
Horŏsŭ N. Allen charyojip
Kugŏ pujŏngmun ŭi pyŏnchʻŏn yŏnʼgu
Kŭmpʻa Hong Sŏk-hu
Ollibŏ R. Ebisŭn charyojip
Ŏndŏudŭ naehan kwallyŏn charyojip, 1859-1885
Saram ŭl kuhanŭn chip, Chejungwŏn
Severancewa hanguk uiryoui yumyong
Siryŏn kwa konan ŭl titko sŏn Sebŭransŭ Ŭikwa Taehak (1945-1957)