http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Kadach, Kurt: Barium. -- Dietenheim (1937): Ranz. 22 S. 8o -- Berlin, Med. Diss. v. 18. April 1937 -- DN: B 1937, 12, 501