Columbia subject headings:
Harvard subject headings:
Miladinov, Dimitŭr, 1810-1862--Congresses.
Miladinov, Konstantin, 1830-1862--Congresses.
Princeton subject headings:
Bulgaria--Civilization--19th century.
Folklorists--Bulgaria.
Miladinov, Dimitŭr, 1810-1862--Congresses.
Miladinov, Konstantin, 1830-1862--Congresses.