TY - BOOK AU - Essam Abdelgayed Mohamed Hendawy AU - Faeka M. H. Khater , AU - Mohamed M. A. Aziz , TI - Energy saving via elelctronic ballast / PY - 1998/// CY - Cairo : PB - Essam Abdelgayed Mohamed Hendawy , N1 - Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Electrical Power and Machines UR - http://172.23.153.220/th.pdf ER -