↑Sarah Milledge Nelson: The Archaeology of Korea. Cambridge University Press, Denver 1993, S.213.
↑Keith L. Pratt, Richard Rutt: Keith L. Pratt, Richard Rutt. Curzon, Durham 1999, S.474.
↑Sarah M. Nelson, Sarah Milledge Nelson: The Archaeology of Korea. Cambridge University Press, 1993, ISBN 978-0-521-40783-0 (google.com [abgerufen am 4. September 2018]).