%source-elements;
Source Elements
Elements that can be included along with data characters inside the content model of the <source> and <trans-source> elements
Model
<!ENTITY % source-elements
"| %address-link.class; |%emphasis.class; |
%phrase-content.class; | %subsup.class;" >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