Volume 21, Issue 2-A, December 2010, Pages 363-378
SEHAM M. ABDEL MOTAAL; NOHA M. AL-QASMI
Volume 18, Issue 1-A, June 2007, Pages 75-85
N. T. EL-HAZEK; T. E. AMER; M. H. BADR; N. M. SHAWKY; D. I. ZAKY
Volume 18, Issue 1-A, June 2007, Pages 63-74