http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
botanical consequences of the explosive eruptions
Papers presented at a symposium held in June, 1981 during the 62nd Annual Meeting of the Pacific Division of the American Association for the Advancement of Science and sponsored by the Pacific Section of the Botanical Society of America and the Western Section of the Ecological Society of America.