Catia V5 R33 Link
When you open a drawing, CATIA R33 scans the file system. If a referenced 3D part is missing, a dialog appears:
Increased adoption of Model-Based Definition (MBD), allowing for 3D PMI (Product Manufacturing Information) to be created directly on the 3D model, reducing reliance on 2D drawings. Software Compatibility: catia v5 r33 link