Which serves to document (record and:or illustrate) a subject.
Of, related to, or based on documents.
Presented objectively without the insertion of fictional matter.
A film, TV program, publication etc. which presents a social, political, scientific or historical subject in a factual or informative manner.
Expressed in a statement; uttered or written.
Settled; established; fixed.
Recurring at a regular time; not occasional.