http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Erdwiss. FB -- BRAGG, [William] Lawrence: -- The crystalline State. A general survey. -- (Reprint.) - London:Bell 1955 .XII,352 S. -- mit 187 Fig.,XXXII Taf. 8° -- (The crystalline state.1.)