Columbia subject headings:
Slavic languages--Gender--Congresses.
Slavic languages--Sex differences--Congresses.
Harvard subject headings:
Slavic languages--Gender--Congresses.
Slavic languages--Sex differences--Congresses.
Slavic languages--Social aspects--Congresses.
Slavic languages--Usage--Congresses.
Princeton subject headings:
Slavic languages--Gender--Congresses.
Slavic languages--Sex differences--Congresses.