http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Some bryozoans from the Beil Limestone Member of the Lecompton Limestone (Virgilian) of Kansas
by Ronald D. Perkins, T. G. Perry, and Donald E. Hattin.
Bulletin (Kansas Geological Survey) ; 157, pt. 5
Reports of studies (Kansas Geological Survey) ; 1962, pt. 5