Cho, Eunsung: When the Political Spotlight is On: Social Evaluations of Ri Sŭnggi and Ryǒ Kyǒnggu, Two Chemical Engineers in North Korea. International Journal of Korean History 2021, 2021, 26. vsk, nro 1, s. 255–285. Center for Korean History, Korea University. doi:10.22372/ijkh.2021.26.1.255ISSN 1598-2041Artikkelin verkkoversio. Viitattu 9.11.2023. (englanniksi)
Cho, Eunsung: When the Political Spotlight is On: Social Evaluations of Ri Sŭnggi and Ryǒ Kyǒnggu, Two Chemical Engineers in North Korea. International Journal of Korean History 2021, 2021, 26. vsk, nro 1, s. 255–285. Center for Korean History, Korea University. doi:10.22372/ijkh.2021.26.1.255ISSN 1598-2041Artikkelin verkkoversio. Viitattu 9.11.2023. (englanniksi)
Cho, Eunsung: When the Political Spotlight is On: Social Evaluations of Ri Sŭnggi and Ryǒ Kyǒnggu, Two Chemical Engineers in North Korea. International Journal of Korean History 2021, 2021, 26. vsk, nro 1, s. 255–285. Center for Korean History, Korea University. doi:10.22372/ijkh.2021.26.1.255ISSN 1598-2041Artikkelin verkkoversio. Viitattu 9.11.2023. (englanniksi)