Non-publication date used within a bibliographic reference. Replaces deprecated elements <access-date> and <time-stamp>.
Any combination of:
Text, numbers, or special characters
<day> Day
<era> Era of Time
<month> Month
<season> Season
<year> Year
Emphasis Elements
<bold> Bold
<fixed-case> Fixed Case
<italic> Italic
<monospace> Monospace Text (Typewriter Text)
<overline> Overline
<overline-start> Overline Start
<overline-end> Overline End
<roman> Roman
<sans-serif> Sans Serif
<sc> Small Caps
<strike> Strike Through
<underline> Underline
<underline-start> Underline Start
<underline-end> Underline End
<ruby> Ruby Annotation Wrapper
<x> X - Generated Text and Punctuation