http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
internet architecture is considered resilient, but federal agencies continue to address risks : report to the Committee on Armed Services, House of Representatives
1 online resource (ii, 41 pages) : color illustrations, color map
GPO Cataloging Record Distribution Program (CRDP).