1. Skinner G.W., Presidential address: the structure of Chinese history. Journal of Asian Studies, 1983, 44(2): 271-292.
2. Elvin M., The Pattern of the Chinese Past. Stanford: Stanford University Press, 1973.
3. Hartwell R.M., A cycle of economic change in imperial China: coal and iron in Northeast China, Journal of the Economic, 750: 1350.
4. Research Working Group on Cyclic Rhythms and Secular Trends. Cyclical rhythms and secular trends of capitalist world-economy: some premises, hypothesis, and questions. Review, 1979, 2: 483-500.
5. Cowie J., Climate and Human Change, Disaster or Opportunity? New York: Parthenon Publishing, 1998.