Volume 63, Issue 155, October 2017, Pages 119-127
Volume 40.1, Issue 79, October 1998, Pages 201-211
M.A. Farag; A. Al-Sukayran; K.S. Mazloum; A.M. Al-Bokmy
Volume 38.2, Issue 76, January 1998, Pages 233-241
Iman K.A. Kassem