A publication issued in separate and successive parts usually in a uniform format with constant title and intended to be continued indefinitely.

Commentaire :

A publication issued in separate and successive parts usually in a uniform format with constant title and intended to be continued indefinitely.

Series

Anuario
An annual 'volume' of current information in descriptive and/or statistical form, sometimes limited to a special field.
Calendario
Documento primario
An original "document" which is not the result of a documentation process.
ISBD
International standard bibliographic description.
ISSN
International standard serial number.
Períodico
Publicación periódica