Volume 14, Issue 2, May and June 2010, Pages 1-17
Nabil Abd El-Hakim; Ahmed Fahim; Mohamed Al-desoki,
Volume 14, Issue 1, January and February 2010, Pages 13-26
Nabil Abd El-Hakim; Mohamed Lashin; Hayam Tonsy; Samay Mohmoud; Mostafa Sayed
Volume 13, Issue 2, March and April 2009, Pages 35-52
Nabil Abd El-Hakim; Mohsen Hussein; Hassaein Abdel-Halim
Volume 11, Issue 2, March and April 2007, Pages 101-117
Nabil Abd El-Hakim; Mahmoud Et-Gendy; Mahmoud Salem
Volume 3, Issue 4, May and June 1999, Pages 539-564
Nabil Abd El-Hakim; Ahmad Azab; Waheed Emam; ElSayed Sherif
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