Information about a document referred to in another document.
|DocumentReference Constructor||Default constructor.|
|DocumentReference Copy Constructor||Copy constructor. (Only C++)|
|DocumentReference Constructor with required values||Constructor with required values. (Only C++, .NET)|
|ID||1||Identifier. Identifies the document being referred to. (Ex: "PO-001" "3333-44-123")|
|CopyIndicator||0..1||Indicator. Indicates whether the referenced document is a copy (true) or the original (false).|
|UUID||0..1||UUID. A universally unique identifier for an instance of this ABIE.|
|IssueDate||0..1||Issue Date. The date, assigned by the sender of the referenced document, on which the referenced document was issued.|
|DocumentTypeCode||0..1||Document Type Code. The document type, expressed as a code.|
|DocumentType||0..1||Document Type. The document type, expressed as text.|
|XPaths||0..n||XPath. Refers to another part of the same document instance.|
|Attachment||0..1||Attachment. An attached document, externally referred to, referred to in the MIME location, or embedded.|
|Operator=||Overloading of Assignment Operator. (Only C++)|
Public static members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.