Links for reference of sys operation framework in AX 2012

Please see below links for example of Sys Operation Framework

https://community.dynamics.com/ax/b/faisalfareedaxlibrary/archive/2016/03/27/ax-2012-sysoperation-framework-use-controller-class-to-open-dialog-from-ax-form

https://stoneridgesoftware.com/batch-processing-in-dynamics-ax-2012-using-sysoperation-framework/

http://anilbhattdynamicsax.blogspot.in/2015/02/sysoperationframework-in-ax-2012-theory.html