validityPeriod (egenskap)
-- Definition --
Future finite time frame where the model applies.
-- Description --
It is an interval of dates, or the expression of a time frame for which the estimates are meant (eg: until 2090; summer of 2011; winter seasons until 2015).
Spesifikasjon:
INSPIRE-kopi-revision4711\Themes\Annex III\Natural Risk Zones\NaturalRiskZones\AbstractRiskZone