http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Stable hydrogen isotope values of lignin methoxyl groups of four tree species across Germany and their implication for temperature reconstruction
Tobias Anhäuser, Markus Greule, Frank Keppler
Amsterdam [u.a.] : Elsevier Science, 1972