Volume 12, ASAT Conference, 29-31 May 2007, May 2007, Pages 1-17
A. A. Mazen; M. A. Metwalli; N. A. El-Mahallawy
Volume 7, ASAT Conf. 13-15 May 1997, May 1997, Pages 181-202
N. M. MAWSOUF