http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geological Map of Greenland 1:100.000.1975
HENRIKSEN,Niels: -- Geological Map of Greenland 1:100.000.1975 -- s.BERTHELSEN,Asger. -- [Ersatz]