Jelaskan Rujukan dari Metadata dalam bahasa melayu

Mercury: Metadata Management, Data Discovery and Access , managed by Oak Ridge National Laboratory Distributed Active Archive Center

Metacrap: Putting the torch to seven straw-men of the meta-utopia – Cory Doctorow's opinion on the limitations of metadata on the Internet, 2001

Retrieving Meta Data from Documents and Pictures Online - AnonWatch

Understanding Metadata - NISO, 2004