http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Restricted to licenced organisations with IP address and password.
Also available on computer laser optical disk. In: ADONIS [computer file]. Amsterdam : ADONIS BV, 1991-
System requirements: Internet connectivity, World Wide Web browser, and Adobe Acrobat reader