refsect3 — A subsection of a refsect2
refsect3 ::=
addressanchorannotationbibliolistblockquotebridgeheadcalloutlistcautionclasssynopsiscmdsynopsisconstraintdefconstructorsynopsisdestructorsynopsisepigraphequationexamplefieldsynopsisfigureformalparafuncsynopsisglosslisthtml:formimportantindexterm (db.indexterm.endofrange)indexterm (db.indexterm.singular)indexterm (db.indexterm.startofrange)informalequationinformalexampleinformalfigureinformaltable (db.cals.informaltable)informaltable (db.html.informaltable)itemizedlistliterallayoutmediaobjectmethodsynopsismsgsetnoteorderedlistparaprocedureproductionsetprogramlistingprogramlistingcoqandasetremarkrevhistoryscreenscreencoscreenshotsegmentedlistsidebarsimparasimplelistsynopsistable (db.cals.table)table (db.html.table)tasktipvariablelistwarningA RefSect3 is a third level section in a
RefEntry, analogous to a Sect3 elsewhere
in the document. See RefSect1.
In DocBook, RefSect3 is the lowest-level section allowed in a 
RefEntry.  There is no element analogous to a Sect4.
Common attributes and common linking attributes.
Specifies an identifying string for presentation purposes
Identifies the editorial or publication status of the element on which it occurs
The following elements occur in refsect3: address, anchor, annotation, bibliolist, blockquote, bridgehead, calloutlist, caution, classsynopsis, cmdsynopsis, constraintdef, constructorsynopsis, destructorsynopsis, epigraph, equation, example, fieldsynopsis, figure, formalpara, funcsynopsis, glosslist, html:form, important, indexterm (db.indexterm.endofrange), indexterm (db.indexterm.singular), indexterm (db.indexterm.startofrange), info (db.titleforbidden.info), info (db.titlereq.info), informalequation, informalexample, informalfigure, informaltable (db.cals.informaltable), informaltable (db.html.informaltable), itemizedlist, literallayout, mediaobject, methodsynopsis, msgset, note, orderedlist, para, procedure, productionset, programlisting, programlistingco, qandaset, remark, revhistory, screen, screenco, screenshot, segmentedlist, sidebar, simpara, simplelist, subtitle, synopsis, table (db.cals.table), table (db.html.table), task, tip, title, titleabbrev, variablelist, warning.