Connection Group Related Articles

https://blogs.technet.microsoft.com/configmgrdogs/2013/12/22/understanding-configmgr-2012-app-v-virtual-environments/

http://www.alkanesolutions.co.uk/category/appv/appv-5-0/
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Using RunVirtual to Present Excel Addins
Configuring RunVirtual Registry from the AppxManifest.xml - this doesn't seem consistent with a proper Lead/Master pacakge / Connection Group approach.

http://virtualvibes.co.uk/planning-for-app-v-virtual-environments-with-sccm-2012/

Package and Connection Group clash
http://virtualvibes.co.uk/connection-group-conflicts-in-app-v-5-0/

https://blogs.technet.microsoft.com/gladiatormsft/2013/08/07/app-v-still-more-on-those-office-add-ins/
Again this does not point to the correct Lead Package/Connection Group approach.

Best known reference on Connection Groups
https://blog.gridmetric.com/2015/09/12/add-flexibility-when-using-app-v-5-runvirtual-key/

SCCM vs Server
http://virtualvibes.co.uk/app-v-management-server-or-configuration-manager-2012-a-feature-comparison/

This is really an advanced techniques paper from Tim including ideas for using junction points
http://www.tmurgent.com/AppV/images/WhitePapers/Connection_Group_Fun_in_AppV5.pdf

Microsoft Connection Group reference pages
https://docs.microsoft.com/en-us/microsoft-desktop-optimization-pack/appv-v5/managing-connection-groups


Keywords
Connection groups group