http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Chromosomal and morphological variation in the plains pocket gopher, Geomys bursarius, in Texas and adjacent states
Rodney L. Honeycutt and David J. Schmidly.
Occasional papers (Texas Tech University. Museum) ; no. 58