1. Bell, D.A. & Mo, Y.C. (2013). Harmony in the World 2013: the Ideal and the reality. Social Indicators Research. Available via DIALOG. http://link.springer.com/article/10.1007%2Fs11205-013-0439-z . Cited November 21, 2013
2. Chen, J.D. & Tang, X.J. (2013). Exploration on Posts of Tianya Club and Preliminary Results. In: Wang SY, Nakamori Y, Jin WL (eds.), Knowledge Creation towards Emergency Management (Proceedings of the 14th International Symposium on Knowledge and Systems Science): 167–174, Ningbo, October 25–27, 2013, JAIST Press
3. Corley, C.D., Cook, D.J., Mikler, A.R. & Singh, K.P. (2010). Text and structural data mining of influenza mentions in Web and social media. International Journal of Environmental Research and Public Health, 7(2): 596–615
4. Cui, S.Q. et al. (2008). Construction of the harmonious society index system in Beijing and its practice. In: proceedings of the 14th Statistical Science: 1–8, Beijing (in Chinese)
5. Dodds, P.S. & Danforth, C.M. (2010). Measuring the happiness of large-scale written expression: songs, blogs, and presidents. Journal of Happiness Study, 11: 441–456