http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
GROENEVELD, Diederik Johan: -- Tritium Analysis of environmental water. -- Groningen 1977.131 S.m.Fig.u.Tab.8° -- Groningen,nat.wiss.Diss.1977. -- 1979! -- M.