http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
What's new in volcanic ash for industry?
Kansas. State geological survey. Bulletin 157, pt. 3. [1962 Reports of studies, pt. 3]
Bulletin (Kansas Geological Survey) ; 157, pt. 3
Reports of studies (Kansas Geological Survey) ; 1962, pt. 3