http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
vol. 1. Worked problems 1 translated by G.I. Merzon and V.A. Chechin -- vol. 2. Worked problems 2 translated by A. S. Lidvansky and R. A. Mukhamedshin