Chŏng, Chin-sŏk.

• Hanʼguk ŏllon kwanʼgye munhŏn saegin
• Hanʼguk ŏllonsa yŏnʼgu
• Kŭkpi Chosŏn Chʻongdokpu ŭi ŏllon kŏmyŏl kwa tʻanap
• Nappuk
• The Korean problem in Anglo-Japanese relations, 1904-1910