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S. A.A. El-Gendy; Amira Derbalah; Ramy, M. Shourbela
Volume 7, Issue 1, April 2014, Pages 79-88
Amira E. Derbalah; Doaa M. Zaghloul
Volume 4, Issue 2, July 2011, Pages 15-38
Doaa M. Zaghloul; Amira E. Derbalah
Volume 4, Issue 2, July 2011, Pages 77-97
S. A.A. El-Gendy; Amira Derbalah; M. E.R. Abu El-Magd