http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
10-th european conference of young researchers and scientists : proceedings : Žilina June 24-26, 2013
edited by Ľubica Štefániková, Anton Lieskovský ; reviewers: Viera Bartošová, Alžbeta Bieliková