%part-title-elements;
Part Title Elements
Elements that can be included along with data characters inside the content model of the <part-title> element.
Model
<!ENTITY % part-title-elements
"%source-elements;" >Expanded Model
| email | ext-link | uri |bold | fixed-case | italic | monospace | overline | roman | sans-serif | sc | strike | underline | ruby | named-content | styled-content | sub | sup