http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Institut za literatura (Bŭlgarska akademii︠a︡ na naukite)
(Otg. red. Efrem Karanfilov i Zdravko Petrov).
At head of title: Bŭlgarska akademii︠a︡ na naukite. Institut za literatura.