[sayed fawzy]

http://www.publications.zu.edu.eg/Do.../Pub-401-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-402-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-403-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-404-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-405-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-406-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-407-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-408-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-409-2.pdf
http://www.publications.zu.edu.eg/Do.../Pub-410-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-411-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-412-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-413-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-414-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-415-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-416-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-417-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-418-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-419-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-420-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-421-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-422-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-423-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-424-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-425-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-426-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-427-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-428-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-429-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-430-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-431-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-432-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-433-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-434-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-435-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-436-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-437-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-438-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-439-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-440-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-441-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-442-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-443-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-444-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-445-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-446-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-447-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-448-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-449-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-450-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-451-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-452-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-453-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-454-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-455-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-456-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-457-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-458-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-459-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-460-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-461-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-462-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-463-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-464-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-465-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-466-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-467-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-468-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-469-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-470-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-471-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-472-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-473-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-474-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-475-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-476-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-477-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-478-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-479-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-480-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-481-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-482-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-483-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-484-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-485-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-486-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-487-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-488-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-489-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-490-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-491-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-492-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-493-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-494-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-495-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-496-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-497-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-498-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-499-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-500-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-501-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-502-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-503-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-504-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-505-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-506-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-507-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-508-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-509-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-510-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-511-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-512-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-513-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-514-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-515-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-516-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-517-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-518-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-519-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-520-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-521-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-522-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-523-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-524-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-525-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-526-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-527-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-528-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-529-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-530-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-531-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-532-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-533-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-534-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-535-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-536-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-537-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-538-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-539-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-540-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-541-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-542-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-543-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-544-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-545-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-546-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-547-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-548-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-549-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-550-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-551-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-552-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-553-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-554-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-555-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-556-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-557-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-558-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-559-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-560-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-561-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-562-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-563-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-564-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-565-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-566-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-567-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-568-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-569-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-570-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-571-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-572-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-573-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-574-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-575-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-576-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-577-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-578-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-579-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-580-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-581-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-582-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-583-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-584-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-585-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-586-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-587-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-588-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-589-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-590-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-591-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-592-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-593-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-594-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-595-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-596-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-597-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-598-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-599-1.pdf
http://www.publications.zu.edu.eg/Do.../Pub-600-1.pdf