<pub-date-not-available> Publication Date Not Available Flag
An empty element which signals that the publication date (<pub-date>) is not available. This does not mean the book or book-part is unpublished, rather that the publication date has not been supplied.
Models and Context
May be contained in
This is an EMPTY element
<!ELEMENT pub-date-not-available %pub-date-not-available-model; >
Expanded Content Model