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https://mxsmirnov.com/2011/08/18/%d0%b2-%d0%bepen-source-bpms-activiti-%d0%bf%d0%be%d1%8f%d0%b2%d0%b8%d0%bb%d0%b8%d1%81%d1%8c-%d0%ba%d0%b5%d0%b9%d1%81%d1%8b/
В оpen-source BPMS Activiti появились кейсы