Volume 36, Issue 2, April 2019, Pages 411-426
W. E. Abd Allah; A. Awny; K. A. Metwally
Volume 36, Issue 2, April 2019, Pages 565-586
W. E. Abd Allah; M. A. Tawfik
Volume 36, Issue 2, April 2019, Pages 587-608
M. A. Tawfik; W. E. Abd Allah
Volume 34, Issue 3, July 2017, Pages 1475-1494
M.K. Abd El-Wahab; M.M.A Hassan; M.A. Tawfik; W. E. Abd Allah