VSTS:DB does not support self-referencing 3 part names. It does support external 3 and 4 part references. For folks wondering what the difference is it is basically the use of fully qualified 3 part names identifiers for all objects in your programmability...

The GDR R2 has a limitation that it uses the same product id for all localized versions of the product. This prevents you from installing more than one localized version of the product. If you have a need to install multiple language versions of GDR R2...

A colleague published a new white paper on composite and partial database projects. If you want to understand the difference or see how these project types are used check this out: Collaborative Development with Team System 2008 Database Edition...