http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Issues for 2000-2003 include, in a separately-paged section, the abstracts of papers presented.
Abstracts for 2004- issued in a separate volume with title: AAPG Convention. Abstracts volume.
American Association of Petroleum Geologists