...
- Resources that already have persistent links. These include:
- Previously assigned PURLS. Generally, these will be US government documents with GPO PURLS.
- Links using the Handle System. These start with "hdl.handle.net".
- DOI links. These start with "dx.doi.org".
- Resources loaded from Serials Solutions and Ebsco. These have a 948 $hSerialSolutions in the Voyager record. All edits get overwritten in the subsequent record load.
- Resources not directly or indirectly maintained by Cornell.