http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Rules for building and classing underwater vehicles, systems, and hyperbaric facilities, 1990
Underwater vehicles, systems, and hyperbaric facilities
1 volume (various pagings) : illustrations ; 25 cm
Spine title: 1990 rules, underwater systems.