https://files.cnblogs.com/maifengqiang/InsideEA-sample.pdf
https://files.cnblogs.com/maifengqiang/ScriptingEA-sample.pdf
https://files.cnblogs.com/maifengqiang/entarch-sample.pdf
https://files.cnblogs.com/maifengqiang/EA-in-10-days-sample.pdf
http://www.eacoe.org/pdf/EACOE-Selecting-An-Enterprise-Architecture-Methodology.pdf