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 28, Issue 2, April 2011, Pages 401-415
M. A. Tawfik; A. M. El-Shal; Y. A. El-Fawal
Volume 28, Issue 1, January 2011, Pages 129-148
M. K . Abdel Wahab; M. A. Tawfik; A. M. El Shal; Y. A. El Hussiny
Volume 28, Issue 1, January 2011, Pages 201-215
A. M. Kishta; M. A. Tawfik; H. M. El-Shal