Project Server Services API for Microsoft Dynamics CRM 2013

Hi,
What are API and webservices for Project Server 2013 to connect to CRM 2013.
(both on-premise).

Sample-
http://blogs.msdn.com/b/chrisfie/archive/2012/02/14/microsoft-project-server-2010-and-dynamics-crm-2011-integration.aspx

Project Server 2013 programming tasks
http://msdn.microsoft.com/en-us/library/ee767703(v=office.15).aspx

What's new and what's out for developers in Project 2013
http://msdn.microsoft.com/en-us/library/ee767690(v=office.15).aspx