Rules with this context
- JATS-0049-007year should be a four-digit year
- JATS-0005-008year should be represented by a 4 digit number, "
." is not a valid year.
pub-date/year." is not a valid year.@iso-8601-date" if present must contain a valid date, date-time, time, or partial date in ISO-8601
format.