Most elements have an id attribute. Some elements have a doi attribute, for a Digital Object Identifier (DOI) which provides a permanent public reference to content.
Product and document identifiers form part of IDs and DOIs. The product and document identifiers are defined for each specific product in the relevant Platform and product family topic.
For a single article (root element is e), if the module ISBN or parent ISBN is provided, then insert a metaDescribes element with attribute predicate="parentDOI".
Add a unique id attribute value to any element where the id attribute is required. Within a document xref links use the id value as the target.
Add a unique id attribute value to any element where the id attribute is valid. Within a document xref links use the id value as the target.
Digital Object Identifiers (DOI) provide a permanent public reference to content. Add a unique doi attribute value to any element where the doi attribute is valid.
Digital Object Identifiers (DOI) provide a permanent public reference to content. Add a unique doi attribute value to any element where the doi attribute is valid.