http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Atlas of paleoclimates and paleoenvironments of the Northern Hemisphere
International Union for Quaternary Research
editors-in-chief, B. Frenzel, M. Pécsi, A.A. Velichko ; sponsored by executive committee of the International Union for Quaternary Research [and others].