Volume 50, Issue 4, December 2019, Pages 102-119
Volume 49, Issue 3, September 2018, Pages 1-26
A. S.M. Morsy; A. Awadalla; M. M. Sherif
Volume 47, 6-2, December 2016, Pages 325-343
Volume 47, 6-2, December 2016, Pages 344-362