Volume 39, OCTOBER- DECEMBER, December 2018, Pages 551-559
El-Sayed H. Tayeb; Adel-Fattah S. A. Saad; Hassan A. A. Mesbah; Mai A. Salama
Volume 39, April-June, April 2018, Pages 215-222
El-Sayed H. Tayeb; Abd EL-Fattah A. Saad; Mahmoud. A. Elbialy
Volume 39, April-June, April 2018, Pages 223-231
Hassan. A. Mesbah; El-Sayed H. Tayeb; Zaki M. Atia