Volume 22, EIJEST, Vol. 22, 2017, February 2017, Pages 43-49
A Nada
Volume 22, EIJEST, Vol. 22, 2017, February 2017, Pages 50-57
Volume 17, EIJEST, Vol. 17, 2014, June 2014, Pages 36-47
Y Shawky; A Nada; F Abdel haleem