{{cite journal | last1=Sayed | first1=M. S. El | author2=A. S. Ahmed | author3=Y. M. Alyousef | year=2016 | title=CHARACTERIZATION OF NEWCASTLE DISEASE ANTIBODY RESPONSE AND SOME RELATED PERFORMANCE INDICATORS OF TWO LOCAL SAUDI CHICKEN LINES AND TWO CROSS LINES DURING THE REARING PERIOD | journal=Journal of Animal and Plant Sciences | volume=26 | issue=5 | pages=1236-1241 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2016-JAPS-161}}