<day>

Appears in	Frequency
<pub-date>	Zero or one time
<product>	Zero or one time
<element-citation>	Zero or one time
<element-date-in-citation>	Zero or one time
<date>	Zero or one time

Identifies the day of a date, it could be:

• The date of publication of the document in <article-meta>

• The date of publication of the document in <element-citation>

• the date of access to a website link in a reference

This element have a value up to 2 numeric digits.

Example:

...
<day>12</day>
...