Serial (publishing)
In publishing and library and information science, the term serial is applied to materials "in any medium issued under the same title in a succession of discrete parts, usually numbered (or dated) and appearing at regular or irregular intervals with no predetermined conclusion." This includes the literary serial, where a story is published in several parts, but also all kinds of periodicals such as magazines and journals. == Periodicals == Periodicals are publications that are issued on a regular basis.