(2014-07-29) Bernard Vatant: Annual review - not sure where the version date is coming from. It's not in the RDF data, and there is no documentation page.
(2013-06-10) Bernard Vatant: Provides elements of description of usual intervals of time : day of the week, month etc.
(2013-07-26) María Poveda-Villalón: There is no HTML documentation available from the vocabulary URI.
(2015-07-13) Ghislain Atemezing: This vocabulary would be very useful if the author provides more metadata and a human readable documentations
