（琢磨起来太费时间，不指望能达到煮饺子的深度）

Entropy, energy, and proximity to criticality in global earthquake populations
http://www.agu.org/journals/gl/gl0207/2001GL014078/2001GL014078.pdf

Comment
http://www.agu.org/journals/gl/gl0406/2003GL019008/2003GL019008.pdf
Reply
http://www.agu.org/journals/gl/gl0406/2004GL019497/2004GL019497.pdf

Accelerated Seismic Release and Related Aspects of Seismicity Patterns on Earthquake Faults
http://www.springerlink.com/content/9fbntdp0a95ttdd4/fulltext.pdf