http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geographic variation in red-backed mice (genus Clethrionomys) of the southern Rocky Mountain region
by E. Lendell Cockrum and Kenneth L. Fitch.
Publications (University of Kansas. Museum of Natural History) ; v. 5, no. 22