Referenced in 4 publications

• Schuyler Cammann., Harvard Journal of Asian Studies [vol 8], 'The Development of the Mandarin Square', United States of America, 1944.

• Schuyler V.R Cammann., Arts of Asia, 'Other Mandarin Squares: Korean, Annamese and Unfamiliar Examples', Hong Kong, Mar 1992-Apr 1992.

• Young Yang Chung, The art of oriental embroidery: history, aesthetics and techniques, London, 1980.

• Young Y.Chung., Arts of Pacific Asia Show, New York, 'Hyungbae: Rank Badges of Korea', New York, 1988.