Khalil, E. E., "Energy Problems And Progress In Egypt ", “Proc.International Energy Information Forum And Workshop For Educators, Gatlinburg, June 1982, 1-16., USA, June, 1982.
Khalil, E. E., A. L. Hegazi, and Y. Bahnas, "Energy Problems And Progress In Egypt ", “Proc.International Energy Information Forum And Workshop For Educators, Gatlinburg, June 1982, 1-16., USA, June, 1982.
Khalil, E. E., and Y. Bahnas, "Energy Prospects In Egypt ", “. Int. Energy Information Forum and Workshop for Educators, Gatlingburg, June 1982, 1-14., USA, June, 1982.
Khalil, E. E., "Simulation Of A Rotary Cement Kiln.", Proc. Int. Conf. On Applied Modeling And Simulation In Engineering, pp. 1-10., France, July , 1982.