Volume 65, Issue 161, April 2019, Pages 247-258
Hanan K. Elsayed; EMAN M. ABD- ELNASER; AHMAD ABDEL-FATTAH AAMER; SALLY ALI ABD ELSAYED ALI
Volume 61, Issue 145, April 2015, Pages 119-125
AYA G. SAAD EL-DEEN; EMAN M. ABD- ELNASER