Columbia subject headings:
Panslavism--Congresses.
Slavic countries--Research--History--Congresses.
Slavic countries--Study and teaching (Higher)--History--Congresses.
Slavic philology--History--Congresses.
Harvard subject headings:
Panslavism--Congresses.
Slavic countries--Research--History--Congresses.
Slavic countries--Study and teaching (Higher)--History--Congresses.
Slavic philology--History--Congresses.
Princeton subject headings:
Slavic countries--Research--Congresses.
Slavic countries--Study and teaching (Higher)--Congresses.
Slavic philology--Congresses.
Slavists--Congresses.
Slavophilism--Congresses.