Schedule Data Refresh and Data Sources That Do Not Support Windows Authentication (PowerPivot for SharePoint)

http://msdn.microsoft.com/en-us/library/dn261546.aspx

Demystifying Kerberos in SharePoint 2013

http://channel9.msdn.com/events/SharePoint-Conference/2014/SPC422

Claims to Windows Token Service (C2WTS) and Reporting Services

http://msdn.microsoft.com/en-us/library/hh231678.aspx

Install Reporting Services SharePoint Mode for SharePoint 2013

http://msdn.microsoft.com/en-us/library/jj219068.aspx

Support for changes to the databases that are used by Office server products and by Windows SharePoint Services

http://support.microsoft.com/kb/841057

SP BI Crash Course #14 – Configure SharePoint 2013 for Kerberos Delegation

http://msbiacademy.com/?p=4421

Publish SSRS Reports in SharePoint Integrated Mode

http://www.sqlservercentral.com/blogs/data-adventures/2014/03/09/powershell-help-me-to-publish-my-ssrs-reports-to-sharepoint/

Setup Kerberos in SharePoint 2010

http://technet.microsoft.com/en-us/library/gg502599(v=office.14).aspx