1. Privatizing the National Oil Companies in the Gulf;W Al-Mazeedi;Energy Policy,1992
2. International Downstream Integration of National Oil Companies. Strategic Positioning in the Oil Industry;M Al-Moneef;P. Stevens. Abu Dhabi, Emirates Center for Strategic Studies and Research/I.B,1998
3. Efficiency differences between private and state-owned enterprises in the international petroleum industry;A M Al-Obaidan;Applied Economics,1991