http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Addressing cybersecurity vulnerabilities facing our nation's physical infrastructure
hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Seventeenth Congress, first session, July 21, 2021
Committee on Environment and Public Works,
1 online resource (iii, 102 pages) : color illustrations.
United States. Congress. Senate. Committee on Environment and Public Works.