Content Model

<!ENTITY % publisher-loc-elements 
                        "| %address.class; | %address-link.class; |
                         %emphasis.class; | 
                         %phrase-content.class; | 
                         %subsup.class;"          >

Expanded Content Model

| addr-line | country | fax | institution | phone | email | ext-link | multi-link | uri | bold | italic | monospace | overline | overline-start | overline-end | roman | sans-serif | sc | strike | underline | underline-start | underline-end | named-content | styled-content | sub | sup