COBAD, Compagnie des Bauxites de Dian-Dian, Rusal, Concession, 2001 (العقد الرئيسيّ) |
COBAD, Compagnie des Bauxites de Dian-Dian, Concession, Annex, 2012 |
COBAD, Compagnie des Bauxites de Dian-Dian, Rusal, Amendment, 2017 |
United Company RUSAL Trading House, Annex, 2016 |