Volume 62, Issue 148, January 2016, Pages 84-91
WALAA ELKASSAS; ENGY FAWZY ELBAHY
Volume 57, Issue 131, October 2011, Pages 1-11
HANAA H.A. EL-MOSSALAMI; EMAN I.K. EL-MOSSALAMI; Y.A. ABDEL-HAKEIM