Columbia subject headings:
Harvard subject headings:
Berber languages--Congresses.
Berber languages--Writing--Congresses.
Computational linguistics--Congresses.
Tamashek language--Congresses.
Tamashek language--Writing--Congresses.
Princeton subject headings:
Berber languages--Congresses.
Berber languages--Writing--Congresses.
Computational linguistics--Congresses.