Koy, K. "Scientific Study of Punch'ong and Whiteware from Ch'unghyodong, Kwangju: Analysis of Chemical Composition." Journal of the Korean Chemical Society (1998).

Koy, K. "Scientific Study of Punch'ong and Whiteware from Ch'unghyodong, Kwangju: Analysis of Chemical Composition." Journal of the Korean Chemical Society (1998).