A citation is a reference in one document pointing to another document. The referenced document is specified with basic metadata in a specific citation style. Citations can be used to find related documents and for ↑bibliometrics.
Recent publications on citations can be found via:
LC Subject heading Bibliographical citations
DDC class 025.48 subject indexing
JITA class BB. Bibliometric methods
GND authority records Zitatenanalyse and Zitierindex
