A DOI (or Digital Object Identifier) is used to reliably identify digital content. They’re most often assigned to journal articles, but they can also be assigned to books, videos, infographics — ...

DOI (digital object identifier) is a unique and persistent identifier for digital objects or documents. DOI identifiers refer to websites on which the metadata of the relevant datasets can be found.

The use of a persistent identifier enables the stable, globally unique and location-independent referencing of electronic documents and thus offers citation security even if the Internet address ...