Activiti入门教程:http://blog.csdn.net/column/details/activitizhou.html
Activiti 5.15 用户手册:http://www.cnblogs.com/xtreme/p/3638810.html
传智播客Activiti工作流视频教程(企业开发实例):http://www.icoolxue.com/album/show/252