http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
red. F. V. Konstantinov [et al.] ; Naučnyj Sovet Izdatel'stva "Sovetskaâ Enciklopediâ". Institut Filosofii Akademii Nauk SSSR.