Attribute list for the <related-object> element
<!ENTITY % related-object-atts "id ID #IMPLIED link-type CDATA #IMPLIED source-id CDATA #IMPLIED source-id-type CDATA #IMPLIED source-type CDATA #IMPLIED document-id CDATA #IMPLIED document-id-type CDATA #IMPLIED document-type CDATA #IMPLIED object-id CDATA #IMPLIED object-id-type CDATA #IMPLIED object-type CDATA #IMPLIED content-type CDATA #IMPLIED" >
bookrelated-object.ent