Volume 49, Issue 2, March and April 2022, Pages 157-180
Amina I. El-Shafey; A. A. Zen El-Dein; I. A.I. Mohammed
Volume 45, Issue 3, May 2018, Pages 851-867
Dalia A.S. Nawar; H. G. Zyada; M. S. Boghdady