. "The frequency with which items are added to a collection."@en . "2008-01-14" . "2005-06-13"^^ . "2005-06-13" . "Recommended practice is to use a value from the Collection Description Frequency Vocabulary [[DCMI-COLLFREQ](https://dublincore.org/groups/collections/frequency/)]."@en . . . . "Accrual Periodicity"@en-us . . . . "The frequency with which items are added to a collection."@en-us . . . "Accrual Periodicity"@en .