http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Petrology and reservoir characteristics of the Lower Silurian Medina Group sandstones, Athens and Geneva fields, Crawford County, Pennsylvania
Medina Group, Athens and Geneva fields, Crawford County
Spine title: Medina Group, Athens and Geneva fields, Crawford County.