《中国古代纸钞》,上海博物馆研究员周详编着,上海人民出版社出版。;Studies of the Shanghai Museum Collections - Ancient Chinese Paper Notes, written by Zhou Xiang, 2003, published by the People s Publisher Company, a very good and useful reference book for studying early Chinese banknotes, consists of very rare colour copies of Shanghai Museum s banknotes and die collections,well kept copy