Columbia subject headings:
Political violence--Algeria.
Social conflict--Algeria.
Strikes and lockouts--Algeria.
Harvard subject headings:
El-Hadjar Strike, Annaba, Algeria, 1992.
Political violence--Algeria.
Social conflict--Algeria.
Strikes and lockouts--Algeria.
Strikes and lockouts--Steel industry--Algeria--Annaba.
Princeton subject headings:
Political violence--Algeria.
Social conflict--Algeria.
Strikes and lockouts--Algeria.