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%ref-types; Default Type of Cross(x)-Reference

Lists the values of the @ref-type attribute, which is used to name the type of element to which an internal reference is pointing; for example, the value “fig” means that the reference is pointing to a <fig>.

Usage/Remarks

The values may be used to control type-specific processing or validation.
Declaration
<!ENTITY % ref-types    "aff | app | author-notes | award | 
                         bibr | bio | boxed-text | 
                         chem | collab | contrib | corresp |
                         disp-formula | fig | fn | kwd | list |
                         plate | scheme | sec | statement |
                         supplementary-material |
                         table | table-fn |
                         other | custom"                             >