http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Sostavlenie i primechanii︠a︡ F.A. Ivanovoĭ i dr. Vstup. statʹi︠a︡ L.D. Opulʹskoĭ.
From the Estate of George and Mathilda Sabo by Dr. Joseph R. Corcoran & Irene Sabo Corcoran and Family. September 1998.