These databases are good starting places for contemporary and some historical writing in periodicals. They tend to be wide in scope, but not necessarily deep in coverage.
Search platform for over 120 databases, from the AFI Catalog to Worldwide Political Science Abstracts. Includes scholarly articles, primarily in the humanities and social sciences, as well as newspapers and dissertations.
Full text back issues of core scholarly journals, browsable and searchable across multiple disciplines. Coverage starts with first issue, with moving wall for most recent 3-5 years. UCLA has access to selected JSTOR e-books only. JSTOR also includes primary source collections, including images from Artstor.
Full text of current issues (from about 1990) of scholarly journals published by university presses, chiefly in the arts, humanities and social sciences. Browsable by discipline and full-text searchable across all disciplines. UCLA has access to Muse e-books published from 2017-present, plus a selected number of other e-book titles.
These more specialized tools index journals core to the study of film and television, including more international and professional practice-focused journals and magazines.
EIMA is an historical archive of major trade and consumer magazines in film, television, music, radio, and theater, from their inception to 2000. Includes weekly Variety, Hollywood Reporter, American Cinematographer, Back Stage, Billboard, Broadcasting, Picturegoer, Screen International, Spin, and more. UCLA has access to parts I, II and III of this database.
Because of their connection to ethnography and historical information, scholarship on documentaries can often appear in anthropology and history journals.
Index and abstracts for articles on the history of the world from 1450 to the present (excluding the United States and Canada, which are covered in America: History and Life) published since 1955.
Although more focused on the visual arts, these databases can be very helpful for identifying scholarship on video art and experimental film, animation, aesthetics, and other relevant topics.