http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
LC Classification, Additions and Changes
Library of Congress Classification, Additions and Changes
LC Classification, Additions and Changes / Office for Subject Cataloging Policy, Collections Services, Library of Congress
LC Classification, Additions and Changes / Cataloging Policy and Support Office, Collections Services, Library of Congress
Subject Cataloging Division, Processing Department, Library of Congress
URL: https://catalog.hathitrust.org/Record/100619328
Instituto Brasileiro de Informação em Ciência e Tecnologia
Universidade de São Paulo Instituto de Matemática e Estatística