{{cite journal | last1=Afzal | first1=F. | author2=U. Saliha | author3=N. Fawad | author4=S. Ahmed | author5=Habib-ur-Rehman | author6=J. Munawar | author7=G. Naheed | author8=B. Siddique | year=2015 | title=ISOLATION, CHARACTERIZATION OF NEWCASTLE DISEASE VIRUS AND COMPARITIVE EFFICACY OF DIFFERENT VACCINE REGIMES IN BROILER BIRDS | journal=Journal of Animal and Plant Sciences | volume=25 | issue=4 | pages=971-976 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2015-JAPS-129}}