Elements that can be included along with data characters inside the content model of the <source> and <trans-source> elements
<!ENTITY % source-elements "| %emphasis.class; | %address-link.class; | %subsup.class;" >
| bold | italic | monospace | overline | roman | sc | strike | underline | email | ext-link | uri | sub | sup
articleauthcustom-models3.ent