↑ Hsu, Cho-yun (2012) [2006]. China: A New Cultural History. Translated by Baker, Timothy D., Jr.; Duke, Michael S. Columbia University Press. p. 102. ISBN9780231159203.
↑ Goodman, David S.G., บ.ก. (2015). Handbook of the Politics of China. Edward Elgar Publishing Limited. p. 159. ISBN9781782544364.