1990    “L’analyse sociologique du mouvement etudiant du 19 avril,” Revue de Coree 22(2), pp. 25-69.

1987    “The Middle Classes and the Social Change in Korea,” Economist (in Japanese).

1982    “The Issues of Social Justice from the Perspective of National Development,” Hyundai Sahoe (Contemporary Society) Vol. 2, No. 4, pp. 196-208, translated into Japanese and published in Asia Public Forum, Vol.12, no. 2, pp. 54-64.