Sŏk-hyŏng Kim
"Samguk sagi" chuhae
Ch'ogi Cho-Il kwan'gyesa
Chosŏn minjok, kukka wa munhwa ŭi siwŏn
Chosŏn ponggŏn sidae nongmin ŭi kyegŭp kusŏng
Chosŏn yŏksa
Chʻogi Cho-Il kwanʼgye sosa
Chʻogi Cho-Il kwanʼgye yŏnʼgu
Hanʾguksa wa nongmin
Kabo nongmin chŏnjaeng 100-tol kinyŏm nonmunjip
Kodae Han-Il kwanʼgyesa
Kodae Han-Il kwanʾgyesa
Kodai Chō-Nichi kankei shi