Title: Kaehyŏk kaebang hu Chungguk Chosŏnŏ ŭi pyŏnhwa, palchŏn yangsang yŏn'gu
Subjects: Korean language, History, Chosŏnjok, Civilization
Places: China, Yanbian Chaoxianzu Zizhizhou
Time periods: 1976-2002, 2002-