- The stories behind the songs. Song meanings and information, including album and chart position, music trivia, music videos, lyrics.
(1986 Time, Science, and Society in China and the West, Amherst: University of Massachusetts Press, isbn Gernet, Jacques (1962 Daily Life in China on the Eve sleep of the Mongol Invasion, Translated. The Age of Confucian Rule: The Song Transformation of China. The Northern Song census recorded 20 million households, double of the Han and Tang dynasties.