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3.3 Metadata and Ontologies 77
References
Example 3.3 urn:isbn:0-395-36341-1
urn:newsml:reuters.com:20000206:IIMFFH05643_2004-08-03_17-54-01_L06154
A book or a news item (identified by a URN) may be retrieved from different locations (URLs).
References
A Uniform Resource Locator (URL), another special type of URI, is the term used to
identify an Internet resource and can be specified in a single line of text. In summary, the
URI specifies a generic syntax. It consists of a generic set of schemes that identify any doc-
ument/resource like URL, URN (Uniform Resource Name), URC (Uniform Resource ...