Dublin Core Elements

Title | Creator | Date | Subject | Publisher
Type | Description | Contributor | Format | Source
Rights | Identifier | Language | Relation | Coverage

4.10. Resource Identifier

Label: Identifier
Element Description: A string or number used to uniquely identify the resource. Examples for networked resources include URLs and URNs (when implemented). Other globally-unique identifiers, such as International Standard Book Numbers (ISBN) or other formal names are also candidates for this element.
Guidelines for creation of content:
This element can also be used for local identifiers (e.g. ID numbers or call numbers) assigned by the Creator of the resource to apply to a particular item.
    Examples
    <META NAME="DC.Identifier" CONTENT="http://purl.oclc.org/metadata/dublin_core/">
    Identifier="0385424728" [ISBN]
    Identifier="H-A-X 5690B" [publisher number]

Qualifiers for DC.Identifier

    From LC
      SCHEME:
        (URL is default) URN (Uniform Resource Name) ISBN (International Standard Book Number) ISSN (International Standard Serial Number) SICI (Serial Item and Contribution Identifier) FPI (Formal Public Identifier)
      TYPE: Not necessary
    From UK
      Scheme
        URL
          A Uniform Resource Locator (URL) for the resource. This is the default scheme value if the scheme is not explicitly stated.
        URN
          A Uniform Resource Name (URN) for the resource.
        ISBN
          International Standard Book Number for the resource (this is likely to be included inside URNs in the future).
        ISSN
          International Standard Serial Number for the resource (this is likely to be included inside URNs in the future).
        FPI
          Formal Public Identifier for the resource (this is likely to be included inside URNs in the future).
        SICI
          Serial article identifier (picks out a single article in a journal whereas ISSN just identifies the journal as a whole).
        Version
          A version number for this resource.
      Type
        Primary
          This identifier points to the primary (canonical) version of the resource. This is the default type value if the type is not explicitly stated.
        Copy
          This identifier points to a copy of the primary (canonical) version of the resource.